zbrilnur96
ES127_30m0s_M27 (NGC 6853,Dumbbell Nebula)
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 4096 / length of data axis 1
NAXIS2 = 2855 / 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-beta3' / Software that created this HDU
DATE = '2025-09-11T15:41:41' / UTC date that FITS file was created
DATE-OBS= '2025-09-11T02:12:27.113710' / YYYY-MM-DDThh🇲🇲ss observation start,
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
EXPTIME = 1800. / [s] Exposure time duration
OBSERVER= 'DaveMartin' / Observer name
FILTER = 'L_Enhance' / Active filter name
FOCALLEN= 958.072 / [mm] Focal length
CENTALT = 70.1227777777778 / [deg] Altitude of telescope
CENTAZ = 217.386666666667 / [deg] Azimuth of telescope
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= -10.1 / [degC] CCD temperature
SET-TEMP= -10. / [degC] CCD temperature setpoint
GAIN = 100 / Sensor gain
OFFSET = 12 / Sensor gain offset
CVF = 0.2636 / [e-/ADU] Electrons per A/D unit
FOCPOS = 19549 / [step] Focuser position
FOCTEMP = 16.4699993133545 / [degC] Focuser temperature
OBJECT = 'M27 (NGC 6853,Dumbbell Nebula)' / Name of the object of interest
AIRMASS = 1.06301618555987 / Airmass at frame center (Gueymard 1993)
SITELAT = 39.3488888888889 / [deg] Observation site latitude
SITELONG= -78.8116666666667 / [deg] Observation site longitude
OBJCTRA = '19 59 42.036' / [H M S] Image center Right Ascension
OBJCTDEC= '+22 38 52.905' / [D M S] Image center Declination
RA = 299.925148341019 / [deg] Image center Right Ascension
DEC = 22.6480291772483 / [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 = 2405.5 / Axis1 reference pixel
CRPIX2 = 1219.5 / Axis2 reference pixel
CRVAL1 = 299.908175341918 / [deg] Axis1 reference value
CRVAL2 = 22.739672427328 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.000224841306895568 / [deg] X pixel size
CDELT2 = 0.000224879052039461 / [deg] Y pixel size
PC1_1 = -0.351561670851745 / Linear transformation matrix (1, 1)
PC1_2 = -0.936164724601354 / Linear transformation matrix (1, 2)
PC2_1 = 0.936122408820094 / Linear transformation matrix (2, 1)
PC2_2 = -0.351674331882305 / 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 = -1.95900331611686E-07
A_1_1 = -6.16054665622097E-08
A_0_2 = -9.08198210217208E-08
A_3_0 = -3.17094882817336E-10
A_2_1 = 2.38342474788276E-11
A_1_2 = -3.12200559109852E-10
A_0_3 = 1.00797895504647E-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 = -4.17644383671079E-08
B_1_1 = -9.84781512990151E-08
B_0_2 = -1.15014432546378E-07
B_3_0 = 4.65431034992503E-12
B_2_1 = -3.04938140200248E-10
B_1_2 = 2.14953446044965E-11
B_0_3 = -3.10357254487919E-10
AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = -0.00377903891196342
AP_1_0 = -1.53665427859995E-05
AP_0_1 = 2.44777757819266E-06
AP_2_0 = 1.99292606812589E-07
AP_1_1 = 6.24484250354502E-08
AP_0_2 = 9.17615604693065E-08
AP_3_0 = 3.21869965708622E-10
AP_2_1 = -2.4600664659605E-11
AP_1_2 = 3.17304884885303E-10
AP_0_3 = -1.0687518137329E-11
BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = -0.00183650269545781
BP_1_0 = 1.34728244761553E-06
BP_0_1 = -1.05834921098058E-05
BP_2_0 = 4.24239116008558E-08
BP_1_1 = 9.98653688675327E-08
BP_0_2 = 1.16356847129521E-07
BP_3_0 = -4.82780184100781E-12
BP_2_1 = 3.09447378200046E-10
BP_1_2 = -2.2253344834573E-11
BP_0_3 = 3.13918801101728E-10
HISTORY Apply Signature
PIERSIDE= 'EAST' /
CAMID = '1E1E560D0B020900' /
ADCBITS = 16 / Bit depth of camera sensor ADC in current mode
BIASADU = 121.16593933105469 / ADU for bias level (no photons) at current sett
EGAINSAV= 0.26355 / Electrons per ADU at saved bit depth
RELGAIN = 2.964 / Multiplicative gain relative to minumum
RDNOISE = 1.77 / Read noise in electrons
SUBEXP = 30 /
COLORTYP= 'RGB' /
DATE-END= '2025-09-11T02:46:10.0667055' / System Clock:Est. Frame End
DATE-AVG= '2025-09-11T02:29:18.5902081' / System Clock:Est. Frame Mid Point
JD_UTC = 2460929.6036873865 / Julian Date at mid exposure
END
ES127_30m0s_M27 (NGC 6853,Dumbbell Nebula)
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 3 / number of data axes
NAXIS1 = 4096 / length of data axis 1
NAXIS2 = 2855 / 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-beta3' / Software that created this HDU
DATE = '2025-09-11T15:41:41' / UTC date that FITS file was created
DATE-OBS= '2025-09-11T02:12:27.113710' / YYYY-MM-DDThh🇲🇲ss observation start,
ROWORDER= 'TOP-DOWN' / Order of the rows in image array
EXPTIME = 1800. / [s] Exposure time duration
OBSERVER= 'DaveMartin' / Observer name
FILTER = 'L_Enhance' / Active filter name
FOCALLEN= 958.072 / [mm] Focal length
CENTALT = 70.1227777777778 / [deg] Altitude of telescope
CENTAZ = 217.386666666667 / [deg] Azimuth of telescope
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= -10.1 / [degC] CCD temperature
SET-TEMP= -10. / [degC] CCD temperature setpoint
GAIN = 100 / Sensor gain
OFFSET = 12 / Sensor gain offset
CVF = 0.2636 / [e-/ADU] Electrons per A/D unit
FOCPOS = 19549 / [step] Focuser position
FOCTEMP = 16.4699993133545 / [degC] Focuser temperature
OBJECT = 'M27 (NGC 6853,Dumbbell Nebula)' / Name of the object of interest
AIRMASS = 1.06301618555987 / Airmass at frame center (Gueymard 1993)
SITELAT = 39.3488888888889 / [deg] Observation site latitude
SITELONG= -78.8116666666667 / [deg] Observation site longitude
OBJCTRA = '19 59 42.036' / [H M S] Image center Right Ascension
OBJCTDEC= '+22 38 52.905' / [D M S] Image center Declination
RA = 299.925148341019 / [deg] Image center Right Ascension
DEC = 22.6480291772483 / [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 = 2405.5 / Axis1 reference pixel
CRPIX2 = 1219.5 / Axis2 reference pixel
CRVAL1 = 299.908175341918 / [deg] Axis1 reference value
CRVAL2 = 22.739672427328 / [deg] Axis2 reference value
LONPOLE = 180. / Native longitude of celestial pole
CDELT1 = -0.000224841306895568 / [deg] X pixel size
CDELT2 = 0.000224879052039461 / [deg] Y pixel size
PC1_1 = -0.351561670851745 / Linear transformation matrix (1, 1)
PC1_2 = -0.936164724601354 / Linear transformation matrix (1, 2)
PC2_1 = 0.936122408820094 / Linear transformation matrix (2, 1)
PC2_2 = -0.351674331882305 / 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 = -1.95900331611686E-07
A_1_1 = -6.16054665622097E-08
A_0_2 = -9.08198210217208E-08
A_3_0 = -3.17094882817336E-10
A_2_1 = 2.38342474788276E-11
A_1_2 = -3.12200559109852E-10
A_0_3 = 1.00797895504647E-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 = -4.17644383671079E-08
B_1_1 = -9.84781512990151E-08
B_0_2 = -1.15014432546378E-07
B_3_0 = 4.65431034992503E-12
B_2_1 = -3.04938140200248E-10
B_1_2 = 2.14953446044965E-11
B_0_3 = -3.10357254487919E-10
AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel
AP_0_0 = -0.00377903891196342
AP_1_0 = -1.53665427859995E-05
AP_0_1 = 2.44777757819266E-06
AP_2_0 = 1.99292606812589E-07
AP_1_1 = 6.24484250354502E-08
AP_0_2 = 9.17615604693065E-08
AP_3_0 = 3.21869965708622E-10
AP_2_1 = -2.4600664659605E-11
AP_1_2 = 3.17304884885303E-10
AP_0_3 = -1.0687518137329E-11
BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel
BP_0_0 = -0.00183650269545781
BP_1_0 = 1.34728244761553E-06
BP_0_1 = -1.05834921098058E-05
BP_2_0 = 4.24239116008558E-08
BP_1_1 = 9.98653688675327E-08
BP_0_2 = 1.16356847129521E-07
BP_3_0 = -4.82780184100781E-12
BP_2_1 = 3.09447378200046E-10
BP_1_2 = -2.2253344834573E-11
BP_0_3 = 3.13918801101728E-10
HISTORY Apply Signature
PIERSIDE= 'EAST' /
CAMID = '1E1E560D0B020900' /
ADCBITS = 16 / Bit depth of camera sensor ADC in current mode
BIASADU = 121.16593933105469 / ADU for bias level (no photons) at current sett
EGAINSAV= 0.26355 / Electrons per ADU at saved bit depth
RELGAIN = 2.964 / Multiplicative gain relative to minumum
RDNOISE = 1.77 / Read noise in electrons
SUBEXP = 30 /
COLORTYP= 'RGB' /
DATE-END= '2025-09-11T02:46:10.0667055' / System Clock:Est. Frame End
DATE-AVG= '2025-09-11T02:29:18.5902081' / System Clock:Est. Frame Mid Point
JD_UTC = 2460929.6036873865 / Julian Date at mid exposure
END