leblond.stephane
IC434-siril-final-gimp
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 2761 / length of data axis 1
NAXIS2 = 1973 / 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-beta4' / Software that created this HDU
DATE = '2025-10-28T15:02:35' / UTC date that FITS file was created
DATE-OBS= '2025-10-13T02:19:36.128000' / YYYY-MM-DDThh🇲🇲ss observation start,
IMAGETYP= 'Light Frame' / Type of image
ROWORDER= 'TOP-DOWN' / 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
FILTER = 'mixed ' / Active filter name
FOCALLEN= 361.9 / [mm] Focal length
CENTALT = 34.7737 / [deg] Altitude of telescope
CENTAZ = 147.7735 / [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= -10.1 / [degC] CCD temperature
GAIN = 10 / Sensor gain
OFFSET = 50 / Sensor gain offset
STACKCNT= 64 / Stack frames
LIVETIME= 12480. / [s] Exposure time after deadtime correction
EXPSTART= 2460587.65919662 / [JD] Exposure start time (standard Julian date)
EXPEND = 2460961.71210352 / [JD] Exposure end time (standard Julian date)
OBJECT = 'IC 434 ' / Name of the object of interest
AIRMASS = 1.750936 / Airmass at frame center (Gueymard 1993)
SITELAT = 47.85 / [deg] Observation site latitude
SITELONG= 2.033333 / [deg] Observation site longitude
OBJCTRA = '05 41 44.683' / [H M S] Image center Right Ascension
OBJCTDEC= '-02 30 3.797' / [D M S] Image center Declination
RA = 85.4361792869706 / [deg] Image center Right Ascension
DEC = -2.50105480841074 / [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 = 1381. / Axis1 reference pixel
CRPIX2 = 987. / Axis2 reference pixel
CRVAL1 = 85.4361792869706 / [deg] Axis1 reference value
CRVAL2 = -2.50105480841075 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.000759738999729487 / [deg] X pixel size
CDELT2 = 0.000760126432987332 / [deg] Y pixel size
PC1_1 = -0.396931189717533 / Linear transformation matrix (1, 1)
PC1_2 = 0.917848370173104 / Linear transformation matrix (1, 2)
PC2_1 = -0.91804990143361 / Linear transformation matrix (2, 1)
PC2_2 = -0.396464851503559 / 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 = -8.53748525695356E-07
A_1_1 = -5.54691361166265E-08
A_0_2 = -5.75891443013534E-08
A_3_0 = -1.13385343955634E-09
A_2_1 = 2.07177913865027E-11
A_1_2 = -1.23466190046249E-09
A_0_3 = 5.95581042567245E-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 = 1.70325823953908E-07
B_1_1 = -7.76925000922013E-07
B_0_2 = 9.44578637394798E-08
B_3_0 = 5.00577412534425E-12
B_2_1 = -1.16776932853314E-09
B_1_2 = 2.25069456942911E-11
B_0_3 = -1.21949631811512E-09
AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = -0.00292923449079684
AP_1_0 = -7.30518902347654E-06
AP_0_1 = 1.23656917566575E-08
AP_2_0 = 8.64870191792474E-07
AP_1_1 = 5.47697358393404E-08
AP_0_2 = 6.07898910788121E-08
AP_3_0 = 1.14696893968403E-09
AP_2_1 = -2.13016951288578E-11
AP_1_2 = 1.24921060306071E-09
AP_0_3 = -5.99863095694186E-11
BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = 0.000581283108012733
BP_1_0 = -4.50397345090139E-07
BP_0_1 = -4.77089545691811E-06
BP_2_0 = -1.71973099547116E-07
BP_1_1 = 7.85487948919662E-07
BP_0_2 = -9.5934438830361E-08
BP_3_0 = -5.2578164755203E-12
BP_2_1 = 1.18101421738954E-09
BP_1_2 = -2.27977709131776E-11
BP_0_3 = 1.22869175860342E-09
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
IC434-siril-final-gimp
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 2761 / length of data axis 1
NAXIS2 = 1973 / 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-beta4' / Software that created this HDU
DATE = '2025-10-28T15:02:35' / UTC date that FITS file was created
DATE-OBS= '2025-10-13T02:19:36.128000' / YYYY-MM-DDThh🇲🇲ss observation start,
IMAGETYP= 'Light Frame' / Type of image
ROWORDER= 'TOP-DOWN' / 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
FILTER = 'mixed ' / Active filter name
FOCALLEN= 361.9 / [mm] Focal length
CENTALT = 34.7737 / [deg] Altitude of telescope
CENTAZ = 147.7735 / [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= -10.1 / [degC] CCD temperature
GAIN = 10 / Sensor gain
OFFSET = 50 / Sensor gain offset
STACKCNT= 64 / Stack frames
LIVETIME= 12480. / [s] Exposure time after deadtime correction
EXPSTART= 2460587.65919662 / [JD] Exposure start time (standard Julian date)
EXPEND = 2460961.71210352 / [JD] Exposure end time (standard Julian date)
OBJECT = 'IC 434 ' / Name of the object of interest
AIRMASS = 1.750936 / Airmass at frame center (Gueymard 1993)
SITELAT = 47.85 / [deg] Observation site latitude
SITELONG= 2.033333 / [deg] Observation site longitude
OBJCTRA = '05 41 44.683' / [H M S] Image center Right Ascension
OBJCTDEC= '-02 30 3.797' / [D M S] Image center Declination
RA = 85.4361792869706 / [deg] Image center Right Ascension
DEC = -2.50105480841074 / [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 = 1381. / Axis1 reference pixel
CRPIX2 = 987. / Axis2 reference pixel
CRVAL1 = 85.4361792869706 / [deg] Axis1 reference value
CRVAL2 = -2.50105480841075 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.000759738999729487 / [deg] X pixel size
CDELT2 = 0.000760126432987332 / [deg] Y pixel size
PC1_1 = -0.396931189717533 / Linear transformation matrix (1, 1)
PC1_2 = 0.917848370173104 / Linear transformation matrix (1, 2)
PC2_1 = -0.91804990143361 / Linear transformation matrix (2, 1)
PC2_2 = -0.396464851503559 / 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 = -8.53748525695356E-07
A_1_1 = -5.54691361166265E-08
A_0_2 = -5.75891443013534E-08
A_3_0 = -1.13385343955634E-09
A_2_1 = 2.07177913865027E-11
A_1_2 = -1.23466190046249E-09
A_0_3 = 5.95581042567245E-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 = 1.70325823953908E-07
B_1_1 = -7.76925000922013E-07
B_0_2 = 9.44578637394798E-08
B_3_0 = 5.00577412534425E-12
B_2_1 = -1.16776932853314E-09
B_1_2 = 2.25069456942911E-11
B_0_3 = -1.21949631811512E-09
AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = -0.00292923449079684
AP_1_0 = -7.30518902347654E-06
AP_0_1 = 1.23656917566575E-08
AP_2_0 = 8.64870191792474E-07
AP_1_1 = 5.47697358393404E-08
AP_0_2 = 6.07898910788121E-08
AP_3_0 = 1.14696893968403E-09
AP_2_1 = -2.13016951288578E-11
AP_1_2 = 1.24921060306071E-09
AP_0_3 = -5.99863095694186E-11
BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = 0.000581283108012733
BP_1_0 = -4.50397345090139E-07
BP_0_1 = -4.77089545691811E-06
BP_2_0 = -1.71973099547116E-07
BP_1_1 = 7.85487948919662E-07
BP_0_2 = -9.5934438830361E-08
BP_3_0 = -5.2578164755203E-12
BP_2_1 = 1.18101421738954E-09
BP_1_2 = -2.27977709131776E-11
BP_0_3 = 1.22869175860342E-09
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