View allAll Photos Tagged livetiming
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 865 / length of data axis 1
NAXIS2 = 1262 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2025-04-12T20:54:57' / UTC date that FITS file was created
DATE-OBS= '2025-02-20T21:29:49' / YYYY-MM-DDThh🇲🇲ss observation start, UT
INSTRUME= 'Nikon Z 6_2' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 5.94 / X pixel size microns
YPIXSZ = 5.94 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 206.818 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
SET-TEMP= 0 / Temperature setting in C
EXPTIME = 30 / Exposure time [s]
STACKCNT= 27 / Stack frames
LIVETIME= 810 / Exposure time after deadtime correction
EXPSTART= 2.46073e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46073e+006 / Exposure end time (standard Julian date)
APERTURE= 2.8 / Aperture of the instrument
ISOSPEED= 800 / ISO camera setting
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '05 40 31.165' / Image center Right Ascension (hms)
OBJCTDEC= '-02 27 13.291' / Image center Declination (dms)
RA = 85.1299 / Image center Right Ascension (deg)
DEC = -2.45369 / Image center Declination (deg)
CRPIX1 = 432.5 / Axis1 reference pixel
CRPIX2 = 631 / Axis2 reference pixel
CRVAL1 = 85.1299 / Axis1 reference value (deg)
CRVAL2 = -2.45369 / Axis2 reference value (deg)
CDELT1 = -0.00164656 / X pixel size (deg)
CDELT2 = 0.00164461 / Y pixel size (deg)
PC1_1 = 0.842777 / Linear transformation matrix (1, 1)
PC1_2 = -0.538263 / Linear trans
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 4256 / length of data axis 1
NAXIS2 = 2848 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-08-06T14:52:53' / UTC date that FITS file was created
DATE-OBS= '2024-08-06T12:58:46.505441' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Sony Alpha-A7S (Control)' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'EQMod Mount' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 8.4 / X pixel size microns
YPIXSZ = 8.4 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 545.967 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
EXPTIME = 30 / Exposure time [s]
STACKCNT= 100 / Stack frames
LIVETIME= 3000 / Exposure time after deadtime correction
EXPSTART= 2.46053e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46053e+06 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '18 18 28.362' / Image center Right Ascension (hms)
OBJCTDEC= '-13 21 25.582' / Image center Declination (dms)
RA = 274.618 / Image center Right Ascension (deg)
DEC = -13.3571 / Image center Declination (deg)
CRPIX1 = 2128 / Axis1 reference pixel
CRPIX2 = 1424 / Axis2 reference pixel
CRVAL1 = 274.618 / Axis1 reference value (deg)
CRVAL2 = -13.3571 / Axis2 reference value (deg)
CDELT1 = -0.000881662 / X pixel size (deg)
CDELT2 = 0.000881346 / Y pixel size (deg)
PC1_1 = -0.00476653 / Linear transformation matrix (1, 1)
PC1_2 = 0.999629 / Linear transformation matrix (1, 2)
PC2_1 = -1.00035 / Linear transformation matrix (2, 1)
PC2_2 = -0.00498805 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
END
SIMPLE = T / file does conform to FITS standard
BITPIX = 20 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3135 / length of data axis 1
NAXIS2 = 3429 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2025-10-16T09:59:52' / UTC date that FITS file was created
DATE-OBS= '2025-10-16T03:53:17' / YYYY-MM-DDThh🇲🇲ss observation start, UT
INSTRUME= 'Sony ILCE-7M3' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 5.91 / X pixel size microns
YPIXSZ = 5.91 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 384.405 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
SET-TEMP= 0 / Temperature setting in C
EXPTIME = 1.6 / Exposure time [s]
STACKCNT= 145 / Stack frames
LIVETIME= 232 / Exposure time after deadtime correction
EXPSTART= 2.46096e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46096e+06 / Exposure end time (standard Julian date)
APERTURE= 6.3 / Aperture of the instrument
ISOSPEED= 12800 / ISO camera setting
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '12 47 31.026' / Image center Right Ascension (hms)
OBJCTDEC= '+39 51 20.305' / Image center Declination (dms)
RA = 191.879 / Image center Right Ascension (deg)
DEC = 39.8556 / Image center Declination (deg)
CRPIX1 = 1761 / Axis1 reference pixel
CRPIX2 = 1445 / Axis2 reference pixel
CRVAL1 = 191.879 / Axis1 reference value (deg)
CRVAL2 = 39.8556 / Axis2 reference value (deg)
CDELT1 = -0.00088457 / X pixel size (deg)
CDELT2 = 0.000877217 / Y pixel size (deg)
PC1_1 = 0.64582 / Linear transformation matrix (1, 1)
PC1_2 = 0.764586 / Linear transformation matrix (1, 2)
PC2_1 = -0.76989 / Linear transformation matrix (2, 1)
PC2_2 = 0.636841 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
HISTORY mean stacking with sigma clipping rejection (low=3.000 high=3.000), addi
HISTORY tive+scaling normalized input, unnormalized output, no image weighting,
HISTORY unequalized RGB
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 2 / number of data axes
NAXIS1 = 2899 / length of data axis 1
NAXIS2 = 2829 / length of data axis 2
NAXIS3 = 1 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 0.8851 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2023-05-23T06:29:40' / UTC date that FITS file was created
DATE-OBS= '2023-05-22T22:56:22.253359' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'QHY533M ' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 884.393 / Camera focal length
CCD-TEMP= -9.9 / CCD temp in C
EXPTIME = 16 / Exposure time [s]
STACKCNT= 73 / Stack frames
LIVETIME= 1168 / Exposure time after deadtime correction
EXPSTART= 2.46009e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46009e+06 / Exposure end time (standard Julian date)
FILTER = 'Filter 1' / Active filter name
IMAGETYP= 'Light ' / Type of image
OBJECT = '4631 ' / Name of the object
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 2474 / length of data axis 1
NAXIS2 = 2474 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-10-20T11:04:05' / UTC date that FITS file was created
DATE-OBS= '2024-10-19T19:12:00.254172' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ZWO ASI533MC Pro' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'EQMod Mount' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 434.182 / Camera focal length
CCD-TEMP= -9.9 / CCD temp in C
SET-TEMP= -10 / Temperature setting in C
EXPTIME = 120 / Exposure time [s]
STACKCNT= 38 / Stack frames
LIVETIME= 4560 / Exposure time after deadtime correction
EXPSTART= 2.4606e+006 / Exposure start time (standard Julian date)
EXPEND = 2.4606e+006 / Exposure end time (standard Julian date)
IMAGETYP= 'Light ' / Type of image
OBJECT = 'NGC281W ' / Name of the object of interest
CVF = 0.994093 / Conversion factor (e-/adu)
GAIN = 101 / Camera ga
SIMPLE = T / file does conform to FITS standard
BITPIX = 20 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 6269 / length of data axis 1
NAXIS2 = 4014 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2025-02-14T22:18:07' / UTC date that FITS file was created
DATE-OBS= '2025-02-14T20:50:22' / YYYY-MM-DDThh🇲🇲ss observation start, UT
INSTRUME= 'Canon EOS R5' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 4.4 / X pixel size microns
YPIXSZ = 4.4 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 700 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
SET-TEMP= 0 / Temperature setting in C
EXPTIME = 30 / Exposure time [s]
STACKCNT= 49 / Stack frames
LIVETIME= 1470 / Exposure time after deadtime correction
EXPSTART= 2.46072e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46072e+06 / Exposure end time (standard Julian date)
APERTURE= 10 / Aperture of the instrument
ISOSPEED= 800 / ISO camera setting
HISTORY mean stacking with winsorized sigma clipping rejection (low=3.000 high=3
HISTORY .000), additive+s
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 4032 / length of data axis 1
NAXIS2 = 6032 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-10-16T06:52:27' / UTC date that FITS file was created
DATE-OBS= '2024-10-15T18:23:22' / YYYY-MM-DDThh🇲🇲ss observation start, UT
INSTRUME= 'Nikon D750' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 5.97 / X pixel size microns
YPIXSZ = 5.97 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 135 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
EXPTIME = 2 / Exposure time [s]
STACKCNT= 32 / Stack frames
LIVETIME= 64 / Exposure time after deadtime correction
APERTURE= 4 / Aperture of the instrument
ISOSPEED= 1600 / ISO camera setting
HISTORY mean stacking with winsorized sigma clipping rejection (low=3.000 high=3
HISTORY .000), additive+scaling normalized input, normalized output, no image we
HISTORY ighting, unequalized RGB
HISTORY Rotation (90 deg)
HISTORY SCNR (type=average neutral, amount=1.00, preserve=true)
HISTORY Histogram Transf. (mid=0.019, lo=0.001, hi=1.000)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 6248 / length of data axis 1
NAXIS2 = 4176 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0. / Offset data range to that of unsigned short
BSCALE = 1. / Default scaling factor
PROGRAM = 'Siril 1.4.0-beta2' / Software that created this HDU
DATE = '2025-06-20T16:19:09' / UTC date that FITS file was created
DATE-OBS= '2025-06-20T08:27:21.106301' / YYYY-MM-DDThh🇲🇲ss observation start,
IMAGETYP= 'Light ' / Type of image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
EXPTIME = 180. / [s] Exposure time duration
TELESCOP= 'EQMod Mount' / Telescope used to acquire this image
FOCALLEN= 249. / [mm] Focal length
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
XPIXSZ = 3.75999999046326 / [um] Pixel X axis size
YPIXSZ = 3.75999999046326 / [um] Pixel Y axis size
INSTRUME= 'ZWO ASI2600MC Pro' / Instrument name
CCD-TEMP= 0. / [degC] CCD temperature
SET-TEMP= 0. / [degC] CCD temperature setpoint
GAIN = 100 / Sensor gain
OFFSET = 50 / Sensor gain offset
CVF = 0.242862924933434 / [e-/ADU] Electrons per A/D unit
STACKCNT= 136 / Stack frames
LIVETIME= 24480. / [s] Exposure time after deadtime correction
EXPSTART= 2460843.8380686 / [JD] Exposure start time (standard Julian date)
EXPEND = 2460846.85441095 / [JD] Exposure end time (standard Julian date)
OBJECT = 'NGC7000 ' / Name of the object of interest
SITELAT = 34.1986 / [deg] Observation site latitude
SITELONG= -118.919 / [deg] Observation site longitude
OBJCTRA = '20 57 2.307' / [H M S] Image center Right Ascension
OBJCTDEC= '+43 57 31.662' / [D M S] Image center Declination
RA = 314.259613433003 / [deg] Image center Right Ascension
DEC = 43.9587950570444 / [deg] Image center Declination
CTYPE1 = 'RA---TAN-SIP' / TAN (gnomic) projection + SIP distortions
CTYPE2 = 'DEC--TAN-SIP' / TAN (gnomic) projection + SIP distortions
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 9.87654321E+107 / Equatorial equinox
CRPIX1 = 2956.13273112 / Axis1 reference pixel
CRPIX2 = 2315.55782064 / Axis2 reference pixel
CRVAL1 = 314.024832448 / [deg] Axis1 reference value
CRVAL2 = 44.1358299954 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.00086542917605275 / [deg] X pixel size
CDELT2 = 0.000865158789727985 / [deg] Y pixel size
PC1_1 = 0.169311961724374 / Linear transformation matrix (1, 1)
PC1_2 = 0.985562509238782 / Linear transformation matrix (1, 2)
PC2_1 = -0.985596324825061 / Linear transformation matrix (2, 1)
PC2_2 = 0.169115003743997 / Linear transformation matrix (2, 2)
A_ORDER = 2 / SIP polynomial degree, axis 1, pixel-to-sky
A_0_0 = 0.
A_1_0 = 0.
A_0_1 = 0.
A_2_0 = 1.39326404121E-07
A_1_1 = -1.26645692543E-07
A_0_2 = -4.07583389495E-08
B_ORDER = 2 / SIP polynomial degree, axis 2, pixel-to-sky
B_0_0 = 0.
B_1_0 = 0.
B_0_1 = 0.
B_2_0 = -3.54669938264E-08
B_1_1 = 9.4514157273E-08
B_0_2 = -1.7368879975E-07
AP_ORDER= 2 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = -8.67703989764E-05
AP_1_0 = 2.90751445713E-07
AP_0_1 = -1.61428422671E-07
AP_2_0 = -1.39290503247E-07
AP_1_1 = 1.26616236203E-07
AP_0_2 = 4.07484240312E-08
BP_ORDER= 2 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = 9.77642188248E-05
BP_1_0 = -1.65834928503E-07
BP_0_1 = 2.94150812971E-07
BP_2_0 = 3.54504873416E-08
BP_1_1 = -9.44731207578E-08
BP_0_2 = 1.73640545059E-07
HISTORY GraXpert AI BGE: subtraction
HISTORY Photometric CC (algorithm: PCC)
HISTORY SCNR (type=average neutral, amount=1.00, preserve=true)
HISTORY Histogram Transf. (mid=0.000, lo=0.000, hi=1.000)
CREATOR = 'ZWO ASIAIR Plus' / Capture software
XORGSUBF= 0 / Subframe X position in binned pixels
YORGSUBF= 0 / Subframe Y position in binned pixels
CCDXBIN = 1 / Camera X Bin
CCDYBIN = 1 / Camera Y Bin
GUIDECAM= 'ZWO ASI120MM Mini' / Guide camera model
IMAGEW = 6248 / Image width, in pixels.
IMAGEH = 4176 / Image height, in pixels.
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3840 / length of data axis 1
NAXIS2 = 2160 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0. / Offset data range to that of unsigned short
BSCALE = 1. / Default scaling factor
PROGRAM = 'Siril 1.4.0' / Software that created this HDU
FILENAME= 'IC_405_Light_090.fits'
DATE = '2026-01-06T08:24:56' / UTC date that FITS file was created
DATE-OBS= '2025-12-26T20:29:51.588000' / YYYY-MM-DDThh🇲🇲ss observation start,
IMAGETYP= 'Light Frame' / Type of image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
EXPTIME = 120. / [s] Exposure time duration
TELESCOP= 'ALTAIR 60ED 285@F\4.8' / Telescope used to acquire this image
FILTER = 'mixed ' / Active filter name
FOCALLEN= 282.28 / [mm] Focal length
CENTALT = 61.76291 / [deg] Altitude of telescope
CENTAZ = 113.8073 / [deg] Azimuth of telescope
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
XPIXSZ = 2.90000009536743 / [um] Pixel X axis size
YPIXSZ = 2.90000009536743 / [um] Pixel Y axis size
INSTRUME= 'ZWO CCD ASI585MC Pro' / Instrument name
CCD-TEMP= -11. / [degC] CCD temperature
GAIN = 252 / Sensor gain
OFFSET = 10 / Sensor gain offset
FOCPOS = 4330 / [step] Focuser position
FOCTEMP = -1.99 / [degC] Focuser temperature
STACKCNT= 174 / Stack frames
LIVETIME= 20880. / [s] Exposure time after deadtime correction
EXPSTART= 2461036.22254112 / [JD] Exposure start time (standard Julian date)
EXPEND = 2461036.35545819 / [JD] Exposure end time (standard Julian date)
OBJECT = 'IC 405 ' / Name of the object of interest
AIRMASS = 1.134859 / Airmass at frame center (Gueymard 1993)
SITELAT = 51.21667 / [deg] Observation site latitude
SITELONG= 4.4 / [deg] Observation site longitude
OBJCTRA = '05 16 31.261' / [H M S] Image center Right Ascension
OBJCTDEC= '+34 21 16.345' / [D M S] Image center Declination
RA = 79.1302521633358 / [deg] Image center Right Ascension
DEC = 34.3545402994129 / [deg] Image center Declination
CTYPE1 = 'RA---TAN-SIP' / TAN (gnomic) projection + SIP distortions
CTYPE2 = 'DEC--TAN-SIP' / TAN (gnomic) projection + SIP distortions
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000. / Equatorial equinox
CRPIX1 = 1920.5 / Axis1 reference pixel
CRPIX2 = 1080.5 / Axis2 reference pixel
CRVAL1 = 79.1302521633358 / [deg] Axis1 reference value
CRVAL2 = 34.3545402994129 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.000588670308206217 / [deg] X pixel size
CDELT2 = 0.000588585817527174 / [deg] Y pixel size
PC1_1 = 0.999293689065653 / Linear transformation matrix (1, 1)
PC1_2 = 0.0375782249921171 / Linear transformation matrix (1, 2)
PC2_1 = -0.0369129278321911 / Linear transformation matrix (2, 1)
PC2_2 = 0.999318485648522 / Linear transformation matrix (2, 2)
A_ORDER = 3 / SIP polynomial degree, axis 1, pixel-to-sky
A_0_0 = 0.
A_1_0 = 0.
A_0_1 = 0.
A_2_0 = 5.8917536638118E-08
A_1_1 = -1.67822198776804E-08
A_0_2 = 5.07303517733735E-08
A_3_0 = -7.5939699929532E-10
A_2_1 = -4.31833388611652E-12
A_1_2 = -7.10039115624143E-10
A_0_3 = 1.99658932869151E-11
B_ORDER = 3 / SIP polynomial degree, axis 2, pixel-to-sky
B_0_0 = 0.
B_1_0 = 0.
B_0_1 = 0.
B_2_0 = 2.38156999492416E-08
B_1_1 = 4.28478559144063E-08
B_0_2 = -2.42766148913415E-09
B_3_0 = 8.67200012551222E-12
B_2_1 = -7.23941320157782E-10
B_1_2 = 1.11491580337074E-11
B_0_3 = -8.00883896109532E-10
AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = 0.00105191940292571
AP_1_0 = -1.23124584746614E-05
AP_0_1 = 7.06222242415378E-08
AP_2_0 = -5.99695087039491E-08
AP_1_1 = 1.68730816442959E-08
AP_0_2 = -5.14130192323594E-08
AP_3_0 = 7.6921127608704E-10
AP_2_1 = 4.2886833124392E-12
AP_1_2 = 7.22390314068299E-10
AP_0_3 = -2.01281913755701E-11
BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = 0.000132845465071226
BP_1_0 = 2.3679603776973E-07
BP_0_1 = -7.99569305653947E-06
BP_2_0 = -2.40442988821773E-08
BP_1_1 = -4.27772089127397E-08
BP_0_2 = 2.3281419039516E-09
BP_3_0 = -8.82746993210177E-12
BP_2_1 = 7.3285817329496E-10
BP_1_2 = -1.14974360710542E-11
BP_0_3 = 8.0963980123498E-10
PLTSOLVD= T
HISTORY GraXpert AI denoise: strength 0.62
FRAME = 'Light ' / Frame Type
APTDIA = 6.000E+01 / Telescope diameter (mm)
SCALE = 2.099193E+00 / arcsecs per pixel
PIERSIDE= 'WEST ' / West, looking East
RADECSYS= 'FK5 ' / RADECSYS
SECPIX1 = 2.0991930515E+00 / SECPIX1
SECPIX2 = 2.0991930515E+00 / SECPIX2
COMMENT Generated by INDI
WB_R = 5.500E+01 / White Balance - Red
WB_B = 7.500E+01 / White Balance - Blue
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 2275 / length of data axis 1
NAXIS2 = 2275 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-09-28T11:14:37' / UTC date that FITS file was created
DATE-OBS= '2024-09-27T23:04:28.311535' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ZWO ASI533MC Pro' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'EQMod Mount' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 537 / Camera focal length
CCD-TEMP= -10 / CCD temp in C
SET-TEMP= -10 / Temperature setting in C
EXPTIME = 120 / Exposure time [s]
STACKCNT= 29 / Stack frames
LIVETIME= 3480 / Exposure time after deadtime correction
EXPSTART= 2.46058e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46058e+006 / Exposure end time (standard Julian date)
FILTER = 'Starless' / Active filter name
IMAGETYP= 'Light ' / Type of image
CVF = 0.994093 / Conversion factor (e-/adu)
GAIN = 101 / Camera gain
OFFSET =
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 6248 / length of data axis 1
NAXIS2 = 4176 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-08-28T00:32:55' / UTC date that FITS file was created
DATE-OBS= '2024-08-27T20:11:42.431000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ZWO ASI2600MC Duo' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
CCD-TEMP= -6.8 / CCD temp in C
EXPTIME = 180 / Exposure time [s]
STACKCNT= 36 / Stack frames
LIVETIME= 6480 / Exposure time after deadtime correction
EXPSTART= 2.46055e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46055e+06 / Exposure end time (standard Julian date)
GAIN = 100 / Camera gain
OFFSET = 50 / Camera offset
HISTORY median stacking without rejection, additive+scaling normalized input (fa
HISTORY Neutralisation du fond du ciel
HISTORY SCNR (type=neutre moyen, qté=1.00, préserve=true)
HISTORY SCNR (type=neutre moyen, qté=1.00, préserve=true)
HISTORY Filtre médian (filtre=3x3 px)
HISTORY Transf. histogramme (mid=0.001, lo=0.000, hi=1.000)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 1064 / length of data axis 1
NAXIS2 = 1388 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-09-01T10:23:40' / UTC date that FITS file was created
DATE-OBS= '2024-08-31T20:19:50.742000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ZWO ASI2600MC Duo' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 2 / Camera binning mode
YBINNING= 2 / Camera binning mode
CCD-TEMP= -14.5 / CCD temp in C
EXPTIME = 180 / Exposure time [s]
STACKCNT= 11 / Stack frames
LIVETIME= 1980 / Exposure time after deadtime correction
EXPSTART= 2.46055e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46055e+06 / Exposure end time (standard Julian date)
GAIN = 104 / Camera gain
OFFSET = 50 / Camera offset
HISTORY median stacking without rejection, additive+scaling normalized input (fa
HISTORY Recadrage (x=800, y=8, w=1128, h=1399)
HISTORY Neutralisation du fond du ciel
HISTORY SCNR (type=neutre moyen, qté=1.00, préserve=true)
HISTORY Déconvolution
HISTORY Rehaussement de la saturation (quantité=0.30)
HISTORY Transf. histogramme (mid=0.001, lo=0.000, hi=0.903)
HISTORY Recadrage (x=63, y=5, w=1064, h=1388)
HISTORY CLAHE (taille=8, clip=2.41)
HISTORY Filtre médian (filtre=3x3 px)
HISTORY Filtre médian (filtre=3x3 px)
HISTORY Débruitage NL-Bayes (mod=1.000, CC activée)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 5401 / length of data axis 1
NAXIS2 = 3569 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-08-19T22:54:15' / UTC date that FITS file was created
DATE-OBS= '2024-08-19T06:19:06.905610' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Canon EOS 6D' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'ZWO AM5 ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 6.54 / X pixel size microns
YPIXSZ = 6.54 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 249 / Camera focal length
CCD-TEMP= 25 / CCD temp in C
EXPTIME = 180 / Exposure time [s]
STACKCNT= 30 / Stack frames
LIVETIME= 5400 / Exposure time after deadtime correction
EXPSTART= 2.46054e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46054e+06 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
RA = 313.263 / Image center Right Ascension (deg)
DEC = 31.1925 / Image center Declination (deg)
CRPIX1 = 3081.19 / Axis1 reference pixel
CRPIX2 = 1262.5 / Axis2 reference pixel
CRVAL1 = 312.019 / Axis1 reference value (deg)
CRVAL2 = 30.5954 / Axis2 reference value (deg)
CDELT1 = 0.00150808 / X pixel size (deg)
CDELT2 = 0.00150925 / Y pixel size (deg)
PC1_1 = 0.00240007 / Linear transformation matrix (1, 1)
PC1_2 = 1.00078 / Linear transformation matrix (1, 2)
PC2_1 = -0.99922 / Linear transformation matrix (2, 1)
PC2_2 = 0.00172211 / Linear transformation matrix (2, 2)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 1559 / length of data axis 1
NAXIS2 = 1934 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-10-26T17:04:13' / UTC date that FITS file was created
DATE-OBS= '2024-10-24T17:33:20.561000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'QHY168C ' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'Evolux62ED + red 0,9X' / telescope used to acquire this image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
XPIXSZ = 4.8 / X pixel size microns
YPIXSZ = 4.8 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 362.945 / Camera focal length
CCD-TEMP= -10.1 / CCD temp in C
SET-TEMP= -10 / Temperature setting in C
EXPTIME = 30 / Exposure time [s]
STACKCNT= 180 / Stack frames
LIVETIME= 5400 / Exposure time after deadtime correction
EXPSTART= 2.46061e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46061e+006 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'LIGHT ' / Type of image
OBJECT = 'C/2023 A3 (Tsuchinshan-ATLAS)' / Name of the object of interest
GAIN = 10 / Camera gain
OFFSET = 50 / Camera offset
SITELAT = 47.8461 / [deg] Observation site latitude
SITELONG= 100 / [deg] Observation site longitude
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '17 15 35.555' / Image center Right Ascension (hms)
OBJCTDEC= '+03 14 14.689' / Image center Declination (dms)
RA = 258.898 / Image center Right Ascension (deg)
DEC = 3.23741 / Image center Declination (deg)
CRPIX1 = 843 / Axis1 reference pixel
CRPIX2 = 500.5 / Axis2 reference pixel
CRVAL1 = 258.898 / Axis1 reference value (deg)
CRVAL2 = 3.23741 / Axis2 reference value (deg)
CDELT1 = -0.000757641 / X pixel size (deg)
CDELT2 = 0.000757849 / Y pixel size (deg)
PC1_1 = 0.378279 / Linear transformation matrix (1, 1)
PC1_2 = -0.925786 / Linear transformation matrix (1, 2)
PC2_1 = 0.925437 / Linear transformation matrix (2, 1)
PC2_2 = 0.378673 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
AIRMASS = 1.90199 / Airmass
HISTORY Recadrage (x=401, y=316, w=4092, h=2897)
HISTORY Extraction du gradient (Correction : Subtraction)
HISTORY Photométrie
HISTORY Transformation asinh : (stretch= 16.9, bp=0.00100)
HISTORY Transf. histogramme (mid=0.028, lo=0.024, hi=1.000)
HISTORY SCNR (type=neutre moyen, qté=1.00, préserve=true)
HISTORY Rehaussement de la saturation (quantité=0.30)
HISTORY Filtre médian (filtre=3x3 px)
HISTORY Recadrage (x=1203, y=15, w=1559, h=1934)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 5496 / length of data axis 1
NAXIS2 = 3670 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-07-09T19:54:32' / UTC date that FITS file was created
DATE-OBS= '2024-07-08T21:57:08' / YYYY-MM-DDThh🇲🇲ss observation start, UT
INSTRUME= 'Canon EOS 6D' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 6.55 / X pixel size microns
YPIXSZ = 6.55 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 200 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
EXPTIME = 60.4 / Exposure time [s]
STACKCNT= 49 / Stack frames
LIVETIME= 2951.9 / Exposure time after deadtime correction
EXPSTART= 2.4605e+06 / Exposure start time (standard Julian date)
EXPEND = 2.4605e+06 / Exposure end time (standard Julian date)
APERTURE= 5.6 / Aperture of the instrument
ISOSPEED= 3200 / ISO camera setting
HISTORY mean stacking with winsorized sigma clipping rejection (low=3.000 high=3
HISTORY .000), additive+scaling normalized input, normalized output, no image we
HI
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 1272 / length of data axis 1
NAXIS2 = 848 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2025-09-23T20:10:51' / UTC date that FITS file was created
DATE-OBS= '2025-09-20T18:41:00' / YYYY-MM-DDThh🇲🇲ss observation start, UT
INSTRUME= 'Nikon Z 7' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 4.34 / X pixel size microns
YPIXSZ = 4.34 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
CCD-TEMP= 0 / CCD temp in C
SET-TEMP= 0 / Temperature setting in C
EXPTIME = 30 / Exposure time [s]
STACKCNT= 139 / Stack frames
LIVETIME= 4170 / Exposure time after deadtime correction
EXPSTART= 2.46094e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46094e+006 / Exposure end time (standard Julian date)
ISOSPEED= 320 / ISO camera setting
HISTORY mean stacking with winsorized sigma clipping rejection (low=3.000 high=3
HISTORY .000), additive+scaling normalized input, unnormalized output, no image
HISTORY weighting, unequalized RGB
HISTORY Recadrage (x=3159, y=2426, w=1809, h=1206)
HISTORY Recadrage (x=3097, y=2739, w=1272, h=848)
HISTORY SCNR (type=neutre moyen, qt =1.00, pr serve=true)
HISTORY Transf. histogramme (mid=0.380, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.168, hi=1.000)
HISTORY Transf. histogramme (mid=0.378, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.153, hi=1.000)
HISTORY Transf. histogramme (mid=0.341, lo=0.103, hi=1.000)
HISTORY Transf. histogramme (mid=0.346, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.413, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.449, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.172, hi=1.000)
HISTORY Transf. histogramme (mid=0.416, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.139, hi=1.000)
HISTORY Transf. histogramme (mid=0.406, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.098, hi=1.000)
HISTORY Transf. histogramme (mid=0.407, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.085, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.042, hi=1.000)
HISTORY Transf. histogramme (mid=0.417, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.029, hi=1.000)
HISTORY SCNR (type=neutre moyen, qt =1.00, pr serve=true)
HISTORY Transformation ondelettes
HISTORY Transf. histogramme (mid=0.454, lo=0.000, hi=1.000)
HISTORY Transf. histogramme (mid=0.500, lo=0.037, hi=1.000)
HISTORY Rehaussement de la saturation (quantit =0.99)
HISTORY Neutralisation du fond du ciel
HISTORY Neutralisation du fond du ciel
HISTORY Neutralisation du fond du ciel
HISTORY Extraction du gradient (Correction : Subtraction)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = 20 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3008 / length of data axis 1
NAXIS2 = 3008 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-HI = 65535 / Upper visualization cutoff
MIPS-LO = 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2025-07-30T11:48:00' / UTC date that FITS file was created
DATE-OBS= '2025-07-29T23:39:27.735000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ZWO ASI533MC Pro' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'T200surAstrophysique' / telescope used to acquire this image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 880 / Camera focal length
CCD-TEMP= -15 / CCD temp in C
SET-TEMP= -15 / Temperature setting in C
EXPTIME = 180 / Exposure time [s]
STACKCNT= 16 / Stack frames
LIVETIME= 2880 / Exposure time after deadtime correction
EXPSTART= 2.46089e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46089e+006 / Exposure end time (standard Julian date)
FILTER = 'L ' / Active filter name
IMAGETYP= 'LIGHT ' / Type o
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3840 / length of data axis 1
NAXIS2 = 2160 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0. / Offset data range to that of unsigned short
BSCALE = 1. / Default scaling factor
PROGRAM = 'Siril 1.4.0-beta2' / Software that created this HDU
DATE = '2025-07-03T19:19:08' / UTC date that FITS file was created
DATE-OBS= '2025-07-01T21:14:18.470414' / YYYY-MM-DDThh🇲🇲ss observation start,
IMAGETYP= 'Light ' / Type of image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
EXPTIME = 9. / [s] Exposure time duration
FOCALLEN= 715.264 / [mm] Focal length
CENTALT = 15.5882043517 / [deg] Altitude of telescope
CENTAZ = 190.821463366 / [deg] Azimuth of telescope
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
XPIXSZ = 2.9 / [um] Pixel X axis size
YPIXSZ = 2.9 / [um] Pixel Y axis size
INSTRUME= 'ZWO ASI585MC' / Instrument name
CCD-TEMP= 26.4 / [degC] CCD temperature
GAIN = 252 / Sensor gain
OFFSET = 50 / Sensor gain offset
CVF = 0.5619 / [e-/ADU] Electrons per A/D unit
STACKCNT= 80 / Stack frames
LIVETIME= 720. / [s] Exposure time after deadtime correction
EXPSTART= 2460858.38125159 / [JD] Exposure start time (standard Julian date)
EXPEND = 2460858.39017505 / [JD]
SIMPLE = T / file does conform to FITS standard
BITPIX = 20 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3008 / length of data axis 1
NAXIS2 = 3008 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-HI = 65535 / Upper visualization cutoff
MIPS-LO = 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2025-07-26T10:46:22' / UTC date that FITS file was created
DATE-OBS= '2025-07-24T18:24:08.873000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ASI Camera (1) (ASCOM)' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'T200surAstrophysique' / telescope used to acquire this image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 845 / Camera focal length
CCD-TEMP= -15 / CCD temp in C
SET-TEMP= -15 / Temperature setting in C
EXPTIME = 180 / Exposure time [s]
STACKCNT= 20 / Stack frames
LIVETIME= 3600 / Exposure time after deadtime correction
EXPSTART= 2.46088e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46088e+006 / Exposure end time (standard Julian date)
FILTER = 'H ' / Active filter name
IMAGETYP= 'LIGHT ' / Ty
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 2892 / length of data axis 1
NAXIS2 = 2169 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0. / Offset data range to that of unsigned short
BSCALE = 1. / Default scaling factor
MIPS-HI = 4000 / Lower visualization cutoff
MIPS-LO = 215 / Upper visualization cutoff
PROGRAM = 'Siril 1.4.0' / Software that created this HDU
DATE = '2026-01-14T00:04:53' / UTC date that FITS file was created
DATE-OBS= '2025-12-27T02:01:51' / YYYY-MM-DDThh🇲🇲ss observation start, UT
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
EXPTIME = 15. / [s] Exposure time duration
ISOSPEED= 1600. / ISO camera setting
FOCALLEN= 226.928110871453 / [mm] Focal length
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
XPIXSZ = 3.92 / [um] Pixel X axis size
YPIXSZ = 3.92 / [um] Pixel Y axis size
INSTRUME= 'Nikon D3400' / Instrument name
STACKCNT= 46 / Stack frames
LIVETIME= 690. / [s] Exposure time after deadtime correction
EXPSTART= 2461036.58113426 / [JD] Exposure start time (standard Julian date)
EXPEND = 2461036.60459491 / [JD] Exposure end time (standard Julian date)
OBJCTRA = '05 35 8.225' / [H M S] Image center Right Ascension
OBJCTDEC= '-05 30 40.010' / [D M S] Image center Declination
RA = 83.7842722250895 / [deg] Image center Right Ascension
DEC = -5.51111388994018 / [deg] Image center Declination
CTYPE1 = 'RA---TAN-SIP' / TAN (gnomic) projection + SIP distortions
CTYPE2 = 'DEC--TAN-SIP' / TAN (gnomic) projection + SIP distortions
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000. / Equatorial equinox
CRPIX1 = 1394.5 / Axis1 reference pixel
CRPIX2 = 1071.5 / Axis2 reference pixel
CRVAL1 = 83.8177543468415 / [deg] Axis1 reference value
CRVAL2 = -5.55250596235226 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.000989306430387967 / [deg] X pixel size
CDELT2 = 0.000990170284319365 / [deg] Y pixel size
PC1_1 = 0.802676596014906 / Linear transformation matrix (1, 1)
PC1_2 = -0.596414522131984 / Linear transformation matrix (1, 2)
PC2_1 = 0.595289570731209 / Linear transformation matrix (2, 1)
PC2_2 = 0.80351124881899 / Linear transformation matrix (2, 2)
A_ORDER = 3 / SIP polynomial degree, axis 1, pixel-to-sky
A_0_0 = 0.
A_1_0 = 0.
A_0_1 = 0.
A_2_0 = -4.93489173294213E-08
A_1_1 = 1.11830378031708E-08
A_0_2 = -1.41730754133384E-07
A_3_0 = -5.34525691201136E-10
A_2_1 = 2.76812790653271E-11
A_1_2 = -4.90996751624932E-10
A_0_3 = -3.45936004468162E-11
B_ORDER = 3 / SIP polynomial degree, axis 2, pixel-to-sky
B_0_0 = 0.
B_1_0 = 0.
B_0_1 = 0.
B_2_0 = -1.17258491984864E-07
B_1_1 = 2.57777584392607E-08
B_0_2 = -1.43987392974842E-07
B_3_0 = 1.29410679554835E-11
B_2_1 = -5.02466893707924E-10
B_1_2 = -1.92912825922488E-11
B_0_3 = -5.38967338578509E-10
AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = -0.000969173096092511
AP_1_0 = -3.9666647779546E-05
AP_0_1 = 4.6437732590657E-06
AP_2_0 = 5.07723011037237E-08
AP_1_1 = -1.09716249290308E-08
AP_0_2 = 1.42325537101753E-07
AP_3_0 = 5.47097781340501E-10
AP_2_1 = -2.91001952938902E-11
AP_1_2 = 5.04771235826583E-10
AP_0_3 = 3.37953609348375E-11
BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = -0.00364690678064475
BP_1_0 = 2.78092101492267E-06
BP_0_1 = -2.95442575520832E-05
BP_2_0 = 1.19387902939475E-07
BP_1_1 = -2.69493139782841E-08
BP_0_2 = 1.4704802429622E-07
BP_3_0 = -1.34570969714376E-11
BP_2_1 = 5.14589186833104E-10
BP_1_2 = 1.82683638747184E-11
BP_0_3 = 5.49536255144199E-10
PLTSOLVD= T
HISTORY Hintergrundextraktion (Korrektur: Subtraction)
HISTORY Beschneiden (x=1614, y=910, w=2892, h=2169)
HISTORY Photometrische Farbkalibrierung (Algorithmus: PCC)
HISTORY SCNR (Typ=Durchschnittlich neutral, St rke=1.00, Erhaltung=true)
HISTORY Asinh Transformation: (stretch= 1.0, bp=0.00100)
HISTORY Histogramm- bertragungen. (Mitte=0.000, lo=0.003, hi=1.000)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 6024 / length of data axis 1
NAXIS2 = 4022 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-12-25T00:54:27' / UTC date that FITS file was created
DATE-OBS= '2024-10-04T01:02:42.254000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Canon EOS 750D' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 3.7 / X pixel size microns
YPIXSZ = 3.7 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 385.045 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
SET-TEMP= 0 / Temperature setting in C
EXPTIME = 180.3 / Exposure time [s]
STACKCNT= 310 / Stack frames
LIVETIME= 55860.4 / Exposure time after deadtime correction
EXPSTART= 2.46059e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46059e+06 / Exposure end time (standard Julian date)
FILTER = 'Starless' / Active filter name
APERTURE= 5.6 / Aperture of the instrument
ISOSPEED= 800 / ISO camera setting
CTYPE1 = 'RA---TAN' / Coordinate type
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 1542 / length of data axis 1
NAXIS2 = 2163 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-02-18T07:00:00' / UTC date that FITS file was created
DATE-OBS= '2024-02-14T12:55:11.304618' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Sony Alpha-A7S (Control)' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'EQMod Mount' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 8.4 / X pixel size microns
YPIXSZ = 8.4 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 544.179 / Camera focal length
EXPTIME = 30 / Exposure time [s]
STACKCNT= 60 / Stack frames
LIVETIME= 1800 / Exposure time after deadtime correction
EXPSTART= 2.46036e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46036e+06 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '05 35 4.011' / Image center Right Ascension (hms)
OBJCTDEC= '-05 20 55.049' / Image center Declination (dms)
RA = 83.7667 / Image center Right Ascension (deg)
DEC = -5.34862 / Image center Declination (deg)
CRPIX1 = 771 / Axis1 reference pixel
CRPIX2 = 1081.5 / Axis2 reference pixel
CRVAL1 = 83.7667 / Axis1 reference value (deg)
CRVAL2 = -5.34862 / Axis2 reference value (deg)
CDELT1 = -0.00088444 / X pixel size (deg)
CDELT2 = 0.000884403 / Y pixel size (deg)
PC1_1 = 0.999872 / Linear transformation matrix (1, 1)
PC1_2 = 0.0159451 / Linear transformation matrix (1, 2)
PC2_1 = -0.0159708 / Linear transformation matrix (2, 1)
PC2_2 = 0.999873 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
HISTORY Histogram Transf. (mid=0.365, lo=0.020, hi=1.000)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 772 / length of data axis 1
NAXIS2 = 759 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-10-18T15:21:46' / UTC date that FITS file was created
DATE-OBS= '2024-04-27T00:42:48.735197' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Seestar S50' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'Seestar S50' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 2.9 / X pixel size microns
YPIXSZ = 2.9 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
BAYERPAT= 'GRBG ' / Bayer color pattern
FOCALLEN= 251.807 / Camera focal length
CCD-TEMP= 11.25 / CCD temp in C
EXPTIME = 10 / Exposure time [s]
STACKCNT= 60328 / Stack frames
LIVETIME= 503320 / Exposure time after deadtime correction
EXPSTART= 2.46043e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46051e+006 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
OBJECT = 'NGC 6888' / Name of the object of interest
GAIN = 80 / Camera gain
SITELAT = 53.074 / [deg] Observation site latitude
SITELONG= -1.28785 / [deg] Observation site longitude
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '20 12 15.915' / Image center Right Ascension (hms)
OBJCTDEC= '+38 20 0.520' / Image center Declination (dms)
RA = 303.066 / Image center Right Ascension (deg)
DEC = 38.3335 / Image center Declination (deg)
CRPIX1 = 386 / Axis1 reference pixel
CRPIX2 = 379.5 / Axis2 reference pixel
CRVAL1 = 303.066 / Axis1 reference value (deg)
CRVAL2 = 38.3335 / Axis2 reference value (deg)
CDELT1 = -0.000659872 / X pixel size (deg)
CDELT2 = 0.000659851 / Y pixel size (deg)
PC1_1 = 0.76508 / Linear transformation matrix (1, 1)
PC1_2 = 0.643935 / Linear transformation matrix (1, 2)
PC2_1 = -0.643996 / Linear transformation matrix (2, 1)
PC2_2 = 0.765028 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 4144 / length of data axis 1
NAXIS2 = 2822 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-08-04T07:25:50' / UTC date that FITS file was created
DATE-OBS= '2024-07-27T03:44:49.076000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'SVBONY SV405CC' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'Celestron 80ED' / telescope used to acquire this image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
XPIXSZ = 4.63 / X pixel size microns
YPIXSZ = 4.63 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 613.421 / Camera focal length
CCD-TEMP= 0.9 / CCD temp in C
SET-TEMP= 1 / Temperature setting in C
EXPTIME = 300 / Exposure time [s]
STACKCNT= 28 / Stack frames
LIVETIME= 8400 / Exposure time after deadtime correction
EXPSTART= 2.46052e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46052e+006 / Exposure end time (standard Julian date)
IMAGETYP= 'LIGHT ' / Type of image
OBJECT = 'Pelican Nebula' / Name of the object of interest
GAIN = 120 / Camera gain
OFFSET = 1 / Camera offset
SITELAT = 42.7335 / [deg] Observation site latitude
SITELONG= -84.5468 / [deg] Observation site longitude
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '20 51 2.605' / Image center Right Ascension (hms)
OBJCTDEC= '+44 07 47.556' / Image center Declination (dms)
RA = 312.761 / Image center Right Ascension (deg)
DEC = 44.1299 / Image center Declination (deg)
CRPIX1 = 2072 / Axis1 reference pixel
CRPIX2 = 1411 / Axis2 reference pixel
CRVAL1 = 312.761 / Axis1 reference value (deg)
CRVAL2 = 44.1299 / Axis2 reference value (deg)
CDELT1 = -0.000432434 / X pixel size (deg)
CDELT2 = 0.000432483 / Y pixel size (deg)
PC1_1 = -0.442738 / Linear transformation matrix (1, 1)
PC1_2 = -0.896624 / Linear transformation matrix (1, 2)
PC2_1 = 0.89655 / Linear transformation matrix (2, 1)
PC2_2 = -0.442997 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
AIRMASS = 1.05414 / Airmass
HISTORY mean stacking with winsorized sigma clipping rejection (low=3.000 high=3
HISTORY .000), additive+scaling normalized input, normalized output, no image we
HISTORY ighting, unequalized RGB
HISTORY Photometric CC
HISTORY GHS pivot: 0.002, amount: 298.80, local: 0.00 [0.00 1.00]
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 2727 / length of data axis 1
NAXIS2 = 2914 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0. / Offset data range to that of unsigned short
BSCALE = 1. / Default scaling factor
MIPS-HI = 65535 / Lower visualization cutoff
PROGRAM = 'Siril 1.4.0-beta3' / Software that created this HDU
DATE = '2025-09-07T15:54:45' / UTC date that FITS file was created
DATE-OBS= '2025-09-06T21:50:05.809000' / YYYY-MM-DDThh🇲🇲ss observation start,
IMAGETYP= 'Light Frame' / Type of image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
EXPTIME = 180. / [s] Exposure time duration
TELESCOP= 'Slywatcher Evolux 62 ED 400@F\6.5' / Telescope used to acquire this i
FOCALLEN= 362.507 / [mm] Focal length
CENTALT = 39.89957 / [deg] Altitude of telescope
CENTAZ = 32.74331 / [deg] Azimuth of telescope
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
XPIXSZ = 4.8 / [um] Pixel X axis size
YPIXSZ = 4.8 / [um] Pixel Y axis size
INSTRUME= 'QHY CCD QHY168C-f3c2994' / Instrument name
CCD-TEMP= -10. / [degC] CCD temperature
GAIN = 10 / Sensor gain
OFFSET = 50 / Sensor gain offset
STACKCNT= 91 / Stack frames
LIVETIME= 16380. / [s] Exposure time after deadtime correction
EXPSTART= 2460925.38793968 / [JD] Exposure start time (standard Julian date)
EXPEND = 2460925.63782278 / [JD] Exposure end time (standard Julian date)
OBJECT = 'M 31 ' / Name of the object of interest
AIRMASS = 1.557501 / Airmass at frame center (Gueymard 1993)
SITELAT = 47.91667 / [deg] Observation site latitude
SITELONG= 1.933056 / [deg] Observation site longitude
OBJCTRA = '00 42 30.672' / [H M S] Image center Right Ascension
OBJCTDEC= '+41 12 22.659' / [D M S] Image center Declination
RA = 10.6277982528625 / [deg] Image center Right Ascension
DEC = 41.2062942758214 / [deg] Image center Declination
CTYPE1 = 'RA---TAN-SIP' / TAN (gnomic) projection + SIP distortions
CTYPE2 = 'DEC--TAN-SIP' / TAN (gnomic) projection + SIP distortions
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000. / Equatorial equinox
CRPIX1 = 1364. / Axis1 reference pixel
CRPIX2 = 1457.5 / Axis2 reference pixel
CRVAL1 = 10.6277982528625 / [deg] Axis1 reference value
CRVAL2 = 41.2062942758214 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.000758721053819356 / [deg] X pixel size
CDELT2 = 0.000758599487695311 / [deg] Y pixel size
PC1_1 = -0.336820836673126 / Linear transformation matrix (1, 1)
PC1_2 = -0.941568756906693 / Linear transformation matrix (1, 2)
PC2_1 = 0.941480486837379 / Linear transformation matrix (2, 1)
PC2_2 = -0.337067490132841 / Linear transformation matrix (2, 2)
A_ORDER = 3 / SIP polynomial degree, axis 1, pixel-to-sky
A_0_0 = 0.
A_1_0 = 0.
A_0_1 = 0.
A_2_0 = 3.97578917841809E-07
A_1_1 = -2.44774798826953E-08
A_0_2 = 9.22941238005915E-08
A_3_0 = -1.12035964590002E-09
A_2_1 = 5.12191944642339E-12
A_1_2 = -1.1009892822829E-09
A_0_3 = 3.73598524888844E-13
B_ORDER = 3 / SIP polynomial degree, axis 2, pixel-to-sky
B_0_0 = 0.
B_1_0 = 0.
B_0_1 = 0.
B_2_0 = 1.19579208308998E-07
B_1_1 = 2.91051781005884E-07
B_0_2 = 1.02802639174333E-07
B_3_0 = -1.3611124041332E-11
B_2_1 = -1.07757308897139E-09
B_1_2 = 1.73284258110139E-12
B_0_3 = -1.1172753794729E-09
AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = 0.000988225551640077
AP_1_0 = -1.24879495848607E-05
AP_0_1 = 1.15890752822243E-07
AP_2_0 = -4.025349097176E-07
AP_1_1 = 2.41075310703775E-08
AP_0_2 = -9.34493958401128E-08
AP_3_0 = 1.13489542756861E-09
AP_2_1 = -5.25179707652799E-12
AP_1_2 = 1.11750286044444E-09
AP_0_3 = -4.17413704041954E-13
BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = 0.000952212066372248
BP_1_0 = 3.76735565828782E-07
BP_0_1 = -1.33797912759137E-05
BP_2_0 = -1.21044688351177E-07
BP_1_1 = -2.9451504048561E-07
BP_0_2 = -1.04667173896164E-07
BP_3_0 = 1.36872185686008E-11
BP_2_1 = 1.09420708095768E-09
BP_1_2 = -1.93156721119263E-12
BP_0_3 = 1.13223326583511E-09
PLTSOLVD= T / Siril internal solver
HISTORY Rotation (-90.0deg, recadrage=TRUE, clamp =TRUE)
HISTORY Rotation (180.0deg, recadrage=TRUE, clamp =TRUE)
HISTORY GraXpert AI BGE: subtraction
HISTORY Extraction du gradient (Correction : Subtraction)
HISTORY R solution astrom trique
HISTORY Photom trie CC (algorithme : PCC)
HISTORY Transformation asinh : (stretch= 4.0, bp=0.00000)
HISTORY Transf. histogramme (mid=0.004, lo=0.018, hi=1.000)
HISTORY D bruitage NL-Bayes (mod=0.800, SOS activ (iters=3, rho=0.200), CC
HISTORY Filtre m dian (filtre=3x3 px)
HISTORY Rehaussement de la saturation (quantit =0.30)
HISTORY Rehaussement de la saturation (quantit =0.30)
FRAME = 'Light ' / Frame Type
APTDIA = 6.200E+01 / Telescope diameter (mm)
SCALE = 2.750667E+00 / arcsecs per pixel
PIERSIDE= 'WEST ' / West, looking East
RADECSYS= 'FK5 ' / RADECSYS
SECPIX1 = 2.7506667760E+00 / SECPIX1
SECPIX2 = 2.7506667760E+00 / SECPIX2
COMMENT Generated by INDI
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3732 / length of data axis 1
NAXIS2 = 2028 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0. / Offset data range to that of unsigned short
BSCALE = 1. / Default scaling factor
MIPS-HI = 65535 / Lower visualization cutoff
PROGRAM = 'Siril 1.4.0-beta3' / Software that created this HDU
DATE = '2025-09-20T14:10:47' / UTC date that FITS file was created
DATE-OBS= '2025-09-19T19:53:48.120346' / YYYY-MM-DDThh🇲🇲ss observation start,
IMAGETYP= 'Light ' / Type of image
EXPTIME = 60. / [s] Exposure time duration
TELESCOP= 'EQMod Mount' / Telescope used to acquire this image
FILTER = 'mixed_Starless' / Active filter name
FOCALLEN= 137. / [mm] Focal length
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
XPIXSZ = 2.90000009536743 / [um] Pixel X axis size
YPIXSZ = 2.90000009536743 / [um] Pixel Y axis size
INSTRUME= 'ZWO ASI585MM Pro' / Instrument name
CCD-TEMP= -9.89999961853027 / [degC] CCD temperature
SET-TEMP= -10. / [degC] CCD temperature setpoint
GAIN = 100 / Sensor gain
OFFSET = 15 / Sensor gain offset
CVF = 2.97254085540771 / [e-/ADU] Electrons per A/D unit
FOCPOS = 9521 / [step] Focuser position
STACKCNT= 80 / Stack frames
LIVETIME= 4800. / [s] Exposure time after deadtime correction
EXPSTART= 2460938.32015236 / [JD] Exposure start time (standard Julian date)
EXPEND = 2460938.38491547 / [JD] Exposure end time (standard Julian date)
OBJECT = 'M 31 ' / Name of the object of interest
SITELAT = 51.6553 / [deg] Observation site latitude
SITELONG= -0.0751393 / [deg] Observation site longitude
OBJCTRA = '00 42 44.822' / [H M S] Image center Right Ascension
OBJCTDEC= '+41 16 10.926' / [D M S] Image center Declination
RA = 10.6867588333452 / [deg] Image center Right Ascension
DEC = 41.2697017938427 / [deg] Image center Declination
HISTORY Crop (x=64, y=70, w=3732, h=2028)
HISTORY SCNR (type=average neutral, amount=1.00, preserve=true)
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 1080 / length of data axis 1
NAXIS2 = 1920 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-09-12T18:17:38' / UTC date that FITS file was created
DATE-OBS= '2024-07-27T01:39:37.730940' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Seestar S50' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'Seestar S50' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 2.9 / X pixel size microns
YPIXSZ = 2.9 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 251.834 / Camera focal length
CCD-TEMP= 19.3125 / CCD temp in C
EXPTIME = 10 / Exposure time [s]
STACKCNT= 1066 / Stack frames
LIVETIME= 10660 / Exposure time after deadtime correction
EXPSTART= 2.46052e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46057e+006 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
OBJECT = 'M 45 ' / Name of the object of interest
APERTURE= 5 / Aperture of the instrument
GAIN = 80 / Camera gain
SITELAT = 53.074 / [deg] Observation site latitude
SITELONG= -1.28808 / [deg] Observation site longitude
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '03 46 11.739' / Image center Right Ascension (hms)
OBJCTDEC= '+24 10 38.653' / Image center Declination (dms)
RA = 56.5489 / Image center Right Ascension (deg)
DEC = 24.1774 / Image center Declination (deg)
CRPIX1 = 540 / Axis1 reference pixel
CRPIX2 = 960 / Axis2 reference pixel
CRVAL1 = 56.5489 / Axis1 reference value (deg)
CRVAL2 = 24.1774 / Axis2 reference value (deg)
CDELT1 = -0.000659731 / X pixel size (deg)
CDELT2 = 0.00065985 / Y pixel size (deg)
PC1_1 = 0.741703 / Linear transformation matrix (1, 1)
PC1_2 = 0.670728 / Linear transformation matrix (1, 2)
PC2_1 = -0.670644 / Linear transformation matrix (2, 1)
PC2_2 = 0.74178 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
END
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3834 / length of data axis 1
NAXIS2 = 2562 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-09-06T12:38:52' / UTC date that FITS file was created
DATE-OBS= '2024-09-05T19:43:41.437000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'QHY168C ' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'Evolux62ED + red 0,9X' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 4.8 / X pixel size microns
YPIXSZ = 4.8 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 362.655 / Camera focal length
CCD-TEMP= -10.1 / CCD temp in C
SET-TEMP= -10 / Temperature setting in C
EXPTIME = 240 / Exposure time [s]
STACKCNT= 72 / Stack frames
LIVETIME= 17280 / Exposure time after deadtime correction
EXPSTART= 2.46056e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46056e+006 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'LIGHT ' / Type of image
OBJECT = 'NGC 6888' / Name of the object of interest
GAIN = 10 / Camera gain
OFFSET = 50 / Camera offset
SITELAT = 47.845 / [deg] Observation site latitude
SITELONG= -2.0375 / [deg] Observation site longitude
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '20 12 5.262' / Image center Right Ascension (hms)
OBJCTDEC= '+38 22 15.860' / Image center Declination (dms)
RA = 303.022 / Image center Right Ascension (deg)
DEC = 38.3711 / Image center Declination (deg)
CRPIX1 = 1917 / Axis1 reference pixel
CRPIX2 = 1281 / Axis2 reference pixel
CRVAL1 = 303.022 / Axis1 reference value (deg)
CRVAL2 = 38.3711 / Axis2 reference value (deg)
CDELT1 = -0.000758382 / X pixel size (deg)
CDELT2 = 0.000758321 / Y pixel size (deg)
PC1_1 = 0.604125 / Linear transformation matrix (1, 1)
PC1_2 = 0.79689 / Linear transformation matrix (1, 2)
PC2_1 = -0.796928 / Linear transformation matrix (2, 1)
PC2_2 = 0.604075 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
AIRMASS = 1.0276 / Airmass
END
DATE = '2024-05-22T13:45:06' / UTC date that FITS file was created
DATE-OBS= '2024-05-22T06:53:24.543261' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ZWO ASI294MC Pro' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'DayStar Solar Scout 60mm' / telescope used to acquire this image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
XPIXSZ = 4.63 / X pixel size microns
YPIXSZ = 4.63 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
CCD-TEMP= -10 / CCD temp in C
EXPTIME = 30 / Exposure time [s]
STACKCNT= 98 / Stack frames
LIVETIME= 2940 / Exposure time after deadtime correction
EXPSTART= 2.46045e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46045e+006 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
GAIN = 121 / Camera gain
OFFSET = 5 / Camera offset
OBJCTRA = '20 00 42.000' / Image center Right Ascension (hms)
OBJCTDEC= '+22 47 00.000' / Image center Declination (dms)
RA = 300.175 / Image center Right Ascension (deg)
DEC = 22.7833 / Image center Declination (deg)
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 2160 / length of data axis 1
NAXIS2 = 3840 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-11-11T07:41:06' / UTC date that FITS file was created
DATE-OBS= '2024-10-30T18:55:23.037967' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Seestar S50' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'Seestar S50' / telescope used to acquire this image
XPIXSZ = 1.45 / X pixel size microns
YPIXSZ = 1.45 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 252.016 / Camera focal length
CCD-TEMP= 26.0625 / CCD temp in C
EXPTIME = 10 / Exposure time [s]
STACKCNT= 65 / Stack frames
LIVETIME= 650 / Exposure time after deadtime correction
EXPSTART= 2.46061e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46061e+006 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
OBJECT = 'M 33 ' / Name of the object of interest
APERTURE= 5 / Aperture of the instrument
GAIN = 80 / Camera gain
SITELAT = 47.0431 / [deg] Observation site latitude
SITE
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 816 / length of data axis 1
NAXIS2 = 1753 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
MIPS-FHI= 1 / Upper visualization cutoff
MIPS-FLO= 0 / Lower visualization cutoff
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-02-17T14:08:20' / UTC date that FITS file was created
DATE-OBS= '2024-02-14T12:55:11.304618' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'Sony Alpha-A7S (Control)' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'EQMod Mount' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 8.4 / X pixel size microns
YPIXSZ = 8.4 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 544.173 / Camera focal length
EXPTIME = 30 / Exposure time [s]
STACKCNT= 60 / Stack frames
LIVETIME= 1800 / Exposure time after deadtime correction
EXPSTART= 2.46036e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46036e+06 / Exposure end time (standard Julian date)
FILTER = 'mixed ' / Active filter name
IMAGETYP= 'Light ' / Type of image
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '05 34 50.874' / Image center Right Ascension (hms)
OBJCTDEC= '-05 22 1.856' / Image center Declination (dms)
RA = 83.712 / Image center Right Ascension (deg)
DEC = -5.36718 / Image center Declination (deg)
CRPIX1 = 408 / Axis1 reference pixel
CRPIX2 = 876.5 / Axis2 reference pixel
CRVAL1 = 83.712 / Axis1 reference value (deg)
CRVAL2 = -5.36718 / Axis2 reference value (deg)
CDELT1 = -0.000884289 / X pixel size (deg)
CDELT2 = 0.000884573 / Y pixel size (deg)
PC1_1 = 0.999874 / Linear transformation matrix (1, 1)
PC1_2 = 0.0159308 / Linear transformation matrix (1, 2)
PC2_1 = -0.0158466 / Linear transformation matrix (2, 1)
PC2_2 = 0.999873 / Linear transformation matrix (2, 2)
PLTSOLVD= T / Siril internal solve
END
DATE = '2024-04-01T12:45:50' / UTC date that FITS file was created
DATE-OBS= '2024-03-30T03:21:43.528866' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ZWO ASI294MC Pro' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'ZWO AM5 ' / telescope used to acquire this image
XPIXSZ = 4.63 / X pixel size microns
YPIXSZ = 4.63 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 350.292 / Camera focal length
CCD-TEMP= -10 / CCD temp in C
SET-TEMP= -10 / Temperature setting in C
EXPTIME = 30 / Exposure time [s]
STACKCNT= 38 / Stack frames
LIVETIME= 1140 / Exposure time after deadtime correction
EXPSTART= 2.4604e+006 / Exposure start time (standard Julian date)
EXPEND = 2.4604e+006 / Exposure end time (standard Julian date)
FILTER = 'UVIR ' / Active filter name
IMAGETYP= 'Light ' / Type of image
CVF = 1.00224 / Conversion factor (e-/adu)
GAIN = 120 / Camera gain
OFFSET = 30 / Camera offset
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coordinate type for the second axis
CUNIT1 = 'deg ' / Unit of coordinates
CUNIT2 = 'deg ' / Unit of coordinates
EQUINOX = 2000 / Equatorial equinox
OBJCTRA = '14 01 47.614' / Image center Right Ascension (hms)
OBJCTDEC= '+54 22 59.127' / Image center Declination (dms)
RA = 210.448 / Image center Right Ascension (deg)
DEC = 54.3831 / Image center Declination (deg)
CRPIX1 = 1649 /
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 5492 / length of data axis 1
NAXIS2 = 3596 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2024-12-29T22:53:58' / UTC date that FITS file was created
DATE-OBS= '2024-12-29T21:00:30' / YYYY-MM-DDThh🇲🇲ss observation start, UT
INSTRUME= 'Canon EOS R6m2' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= ' ' / telescope used to acquire this image
ROWORDER= 'BOTTOM-UP' / Order of the rows in image array
XPIXSZ = 3.72 / X pixel size microns
YPIXSZ = 3.72 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 424.071 / Camera focal length
CCD-TEMP= 0 / CCD temp in C
SET-TEMP= 0 / Temperature setting in C
EXPTIME = 20 / Exposure time [s]
STACKCNT= 44 / Stack frames
LIVETIME= 1095 / Exposure time after deadtime correction
EXPSTART= 2.46067e+06 / Exposure start time (standard Julian date)
EXPEND = 2.46067e+06 / Exposure end time (standard Julian date)
APERTURE= 10 / Aperture of the instrument
ISOSPEED= 1600 / ISO camera setting
CTYPE1 = 'RA---TAN' / Coordinate type for the first axis
CTYPE2 = 'DEC--TAN' / Coord
SIMPLE = T / file does conform to FITS standard
BITPIX = 20 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 3008 / length of data axis 1
NAXIS2 = 3008 / length of data axis 2
NAXIS3 = 3 / length of data axis 3
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
BZERO = 0 / offset data range to that of unsigned short
BSCALE = 1 / default scaling factor
DATE = '2025-07-23T12:16:37' / UTC date that FITS file was created
DATE-OBS= '2025-07-19T18:27:39.765000' / YYYY-MM-DDThh🇲🇲ss observation start,
INSTRUME= 'ASI Camera (1) (ASCOM)' / instrument name
OBSERVER= ' ' / observer name
TELESCOP= 'T200surAstrophysique' / telescope used to acquire this image
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
XPIXSZ = 3.76 / X pixel size microns
YPIXSZ = 3.76 / Y pixel size microns
XBINNING= 1 / Camera binning mode
YBINNING= 1 / Camera binning mode
FOCALLEN= 845 / Camera focal length
CCD-TEMP= -15.1 / CCD temp in C
SET-TEMP= -15 / Temperature setting in C
EXPTIME = 180 / Exposure time [s]
STACKCNT= 23 / Stack frames
LIVETIME= 4140 / Exposure time after deadtime correction
EXPSTART= 2.46088e+006 / Exposure start time (standard Julian date)
EXPEND = 2.46088e+006 / Exposure end time (standard Julian date)
FILTER = 'H_Starless' / Active filter name
IMAGETYP= 'LIGHT ' / Type of image
OBJECT = 'NGC 3372' / Name of the object of interest
CVF = 0.318 / Conversion