Hack it -- Together!
Comet C2025/A6 Lemmon setting into the mountains
adminit
October 25, 2025
8:12 pm

First "real" attempt with a comet, 58 minutes total (though each of these have less to them) with sony a6700 + Sigma 105mm Macro @ f2.8. First is DeepSkyStacker with about 40 mins of data including iso 250, 1600 ,1000, no flats, comet track

video here https://www.youtube.com/watch?v=0u-Pusoh8Ew

DEEPSKYSTACKER 20s subs, 10-20s each, finished siril (stretched too hard) + darktable

  • SIMPLE = T / file does conform to FITS standard BITPIX = 16 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 6201 / length of data axis 1 NAXIS2 = 4034 / 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-beta4' / Software that created this HDU DATE = '2025-10-24T04:02:18' / UTC date that FITS file was created ROWORDER= 'TOP-DOWN' / Order of the rows in image array XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode STACKCNT= 1 / Stack frames HISTORY Crop (x=37, y=76, w=6201, h=4034) HISTORY Background extraction (Correction: Subtraction) HISTORY Histogram Transf. (mid=0.006, lo=0.025, hi=1.000) HISTORY Histogram Transf. (mid=0.500, lo=0.250, hi=1.000) HISTORY Saturation enhancement (amount=0.35) END
  • SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 6244 / length of data axis 1 NAXIS2 = 4168 / 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-beta4' / Software that created this HDU DATE = '2025-10-23T23:58:58' / UTC date that FITS file was created FOCALLEN= 103.662 / [mm] Focal length XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode XPIXSZ = 3.76 / [um] Pixel X axis size YPIXSZ = 3.76 / [um] Pixel Y axis size OBJCTRA = '14 41 33.730' / [H M S] Image center Right Ascension OBJCTDEC= '+29 21 27.700' / [D M S] Image center Declination RA = 220.390541468022 / [deg] Image center Right Ascension DEC = 29.3576943588495 / [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 = 3122.5 / Axis1 reference pixel CRPIX2 = 2084.5 / Axis2 reference pixel CRVAL1 = 220.390541468022 / [deg] Axis1 reference value CRVAL2 = 29.3576943588495 / [deg] Axis2 reference value LONPOLE = 180. / Native longitude of celestial pole CDELT1 = -0.00207924307602052 / [deg] X pixel size CDELT2 = 0.00207718656562737 / [deg] Y pixel size PC1_1 = 0.0207449491016426 / Linear transformation matrix (1, 1) PC1_2 = -0.999784800387949 / Linear transformation matrix (1, 2) PC2_1 = 0.99973656047777 / Linear transformation matrix (2, 1) PC2_2 = 0.0229523341749267 / 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 = 1.19426349135019E-07 A_1_1 = -4.36803886344918E-07 A_0_2 = -3.70656567320728E-07 A_3_0 = -7.47721547704378E-10 A_2_1 = 9.26655942197461E-11 A_1_2 = -3.16377867637536E-10 A_0_3 = 4.44048128082427E-10 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 = 4.60822638385834E-07 B_1_1 = -4.50258749466039E-07 B_0_2 = -2.56288389079025E-07 B_3_0 = -2.49832505983437E-10 B_2_1 = -6.71553164756566E-10 B_1_2 = 2.4387900488531E-10 B_0_3 = -4.50012163559733E-10 AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel AP_0_0 = -0.00610873504373899 AP_1_0 = -6.26404313568418E-05 AP_0_1 = 3.31093270331268E-05 AP_2_0 = -1.19785858721334E-07 AP_1_1 = 4.49879157011914E-07 AP_0_2 = 3.76202456692293E-07 AP_3_0 = 7.70513008131859E-10 AP_2_1 = -1.02155472062639E-10 AP_1_2 = 3.27465318940531E-10 AP_0_3 = -4.56025852606909E-10 BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel BP_0_0 = 0.00253842558733671 BP_1_0 = -2.12804126155623E-05 BP_0_1 = -3.20903668142858E-05 BP_2_0 = -4.69536889142898E-07 BP_1_1 = 4.6480509392194E-07 BP_0_2 = 2.60964962213483E-07 BP_3_0 = 2.59256663351537E-10 BP_2_1 = 6.87904125248899E-10 BP_1_2 = -2.49088471398235E-10 BP_0_3 = 4.58802922322473E-10 PLTSOLVD= T / Siril internal solver HISTORY Background extraction (Correction: Subtraction) HISTORY Plate Solve HISTORY Histogram Transf. (mid=0.073, lo=0.186, hi=1.000) HISTORY Histogram Transf. (mid=0.500, lo=0.225, hi=1.000) HISTORY Photometric CC (algorithm: PCC) HISTORY Photometric CC (algorithm: PCC) HISTORY NL-Bayes denoise (mod=1.000, CC enabled) HISTORY GHS pivot: 0.449, amount: 5.78, local: -1.99 [0.00 1.00] HISTORY Photometric CC (algorithm: PCC) HIERARCH DEBAYERED = T END
  • SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 5957 / length of data axis 1 NAXIS2 = 3799 / 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-beta4' / Software that created this HDU DATE = '2025-10-24T04:08:33' / UTC date that FITS file was created ROWORDER= 'TOP-DOWN' / Order of the rows in image array FOCALLEN= 103.629 / [mm] Focal length XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode XPIXSZ = 3.76 / [um] Pixel X axis size YPIXSZ = 3.76 / [um] Pixel Y axis size STACKCNT= 1 / Stack frames OBJCTRA = '14 41 37.897' / [H M S] Image center Right Ascension OBJCTDEC= '+29 21 54.074' / [D M S] Image center Declination RA = 220.407904673314 / [deg] Image center Right Ascension DEC = 29.3650206141048 / [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 = 2979. / Axis1 reference pixel CRPIX2 = 1900. / Axis2 reference pixel CRVAL1 = 220.407904673314 / [deg] Axis1 reference value CRVAL2 = 29.3650206141049 / [deg] Axis2 reference value LONPOLE = 180. / Native longitude of celestial pole CDELT1 = -0.00208003560783355 / [deg] X pixel size CDELT2 = 0.00207771406285257 / [deg] Y pixel size PC1_1 = 0.0202999973491409 / Linear transformation matrix (1, 1) PC1_2 = -0.999793933822178 / Linear transformation matrix (1, 2) PC2_1 = 0.999724233367138 / Linear transformation matrix (2, 1) PC2_2 = 0.023483126250312 / 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 = -1.10420581723867E-07 A_1_1 = -4.57010899637687E-07 A_0_2 = -9.24763948168559E-08 A_3_0 = -5.34330382435361E-10 A_2_1 = 2.93422381621225E-10 A_1_2 = -1.10627880973886E-09 A_0_3 = 3.44834929288607E-10 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 = -1.81403079401103E-07 B_1_1 = -1.13223983887494E-06 B_0_2 = 6.33786764341104E-08 B_3_0 = 4.8192498891312E-11 B_2_1 = 8.95006594411573E-11 B_1_2 = -3.9995466085026E-10 B_0_3 = -6.38861011871902E-10 AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel AP_0_0 = -0.00519037087042307 AP_1_0 = -3.87647151670611E-05 AP_0_1 = 2.15943873218456E-05 AP_2_0 = 1.14440976608061E-07 AP_1_1 = 4.64152649584811E-07 AP_0_2 = 9.60091905079339E-08 AP_3_0 = 5.46862134644923E-10 AP_2_1 = -3.02891401271291E-10 AP_1_2 = 1.1284551614209E-09 AP_0_3 = -3.5360024619007E-10 BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel BP_0_0 = -0.00713017048732305 BP_1_0 = 2.92224631480577E-06 BP_0_1 = 3.6994233716392E-06 BP_2_0 = 1.8445681622642E-07 BP_1_1 = 1.14442774723038E-06 BP_0_2 = -6.01719449691917E-08 BP_3_0 = -4.92367683362097E-11 BP_2_1 = -9.01616347273616E-11 BP_1_2 = 4.04901125127374E-10 BP_0_3 = 6.4216904537185E-10 PLTSOLVD= T / Siril internal solver HISTORY Crop (x=160, y=168, w=5957, h=3799) HISTORY Plate Solve HISTORY Photometric CC (algorithm: PCC) HISTORY Histogram Transf. (mid=0.006, lo=0.025, hi=1.000) HISTORY Histogram Transf. (mid=0.391, lo=0.250, hi=1.000) END
  • SIMPLE = T / file does conform to FITS standard BITPIX = 16 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 4233 / length of data axis 1 NAXIS2 = 2623 / 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-beta4' / Software that created this HDU DATE = '2025-10-24T04:15:03' / UTC date that FITS file was created ROWORDER= 'TOP-DOWN' / Order of the rows in image array FOCALLEN= 103.697 / [mm] Focal length XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode XPIXSZ = 3.76 / [um] Pixel X axis size YPIXSZ = 3.76 / [um] Pixel Y axis size STACKCNT= 1 / Stack frames OBJCTRA = '14 39 10.908' / [H M S] Image center Right Ascension OBJCTDEC= '+30 39 40.860' / [D M S] Image center Declination RA = 219.795450428343 / [deg] Image center Right Ascension DEC = 30.6613501075337 / [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 = 2117. / Axis1 reference pixel CRPIX2 = 1312. / Axis2 reference pixel CRVAL1 = 219.795450428343 / [deg] Axis1 reference value CRVAL2 = 30.6613501075337 / [deg] Axis2 reference value LONPOLE = 180. / Native longitude of celestial pole CDELT1 = -0.00207948584636619 / [deg] X pixel size CDELT2 = 0.00207555024783791 / [deg] Y pixel size PC1_1 = 0.0253043423508659 / Linear transformation matrix (1, 1) PC1_2 = -0.99967979386311 / Linear transformation matrix (1, 2) PC2_1 = 0.999546103683827 / Linear transformation matrix (2, 1) PC2_2 = 0.0301261781591891 / 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 = -2.25323196494109E-06 A_1_1 = 3.18563419902328E-07 A_0_2 = -6.34605133410599E-07 A_3_0 = -7.40839480640536E-10 A_2_1 = -1.33328482659246E-11 A_1_2 = -5.9672133042478E-10 A_0_3 = 1.44704882567514E-10 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 = 8.1556200930951E-08 B_1_1 = -1.95037273381643E-06 B_0_2 = 6.45107746174735E-07 B_3_0 = -1.13779017428555E-10 B_2_1 = -9.05223052603257E-10 B_1_2 = -6.13590888272961E-10 B_0_3 = -1.42434584341852E-09 AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel AP_0_0 = -0.0323668336549379 AP_1_0 = -1.42179813453769E-05 AP_0_1 = 6.33421733672249E-06 AP_2_0 = 2.29901526012529E-06 AP_1_1 = -3.28297454004282E-07 AP_0_2 = 6.53623993786308E-07 AP_3_0 = 7.62164165755045E-10 AP_2_1 = 9.22394002664421E-12 AP_1_2 = 6.12095418101276E-10 AP_0_3 = -1.5071826890849E-10 BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel BP_0_0 = 0.0025221624338343 BP_1_0 = -4.13610210714558E-06 BP_0_1 = -1.78981546131718E-05 BP_2_0 = -7.81998915020891E-08 BP_1_1 = 1.99181968384687E-06 BP_0_2 = -6.5471095172817E-07 BP_3_0 = 1.15979153832153E-10 BP_2_1 = 9.30134910906684E-10 BP_1_2 = 6.20739291588466E-10 BP_0_3 = 1.44727707108004E-09 PLTSOLVD= T / Siril internal solver HISTORY Crop (x=281, y=279, w=5613, h=3668) HISTORY Crop (x=1379, y=712, w=4233, h=2623) HISTORY Plate Solve HISTORY Photometric CC (algorithm: PCC) HISTORY Histogram Transf. (mid=0.004, lo=0.025, hi=1.000) HISTORY Histogram Transf. (mid=0.407, lo=0.222, hi=1.000) HISTORY Saturation enhancement (amount=0.80) END
  • SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 4903 / length of data axis 1 NAXIS2 = 3002 / 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-beta4' / Software that created this HDU DATE = '2025-10-24T04:26:35' / UTC date that FITS file was created ROWORDER= 'TOP-DOWN' / Order of the rows in image array XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode STACKCNT= 1 / Stack frames HISTORY Crop (x=1175, y=544, w=4903, h=3002) HISTORY Background extraction (Correction: Subtraction) HISTORY Histogram Transf. (mid=0.005, lo=0.025, hi=1.000) HISTORY Histogram Transf. (mid=0.584, lo=0.130, hi=1.000) END
  • 1600 iso

Others, Starless Siril, etc

  • SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 6244 / length of data axis 1 NAXIS2 = 4168 / 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-beta4' / Software that created this HDU DATE = '2025-10-23T23:59:18' / UTC date that FITS file was created FOCALLEN= 103.662 / [mm] Focal length XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode XPIXSZ = 3.76 / [um] Pixel X axis size YPIXSZ = 3.76 / [um] Pixel Y axis size OBJCTRA = '14 41 33.730' / [H M S] Image center Right Ascension OBJCTDEC= '+29 21 27.700' / [D M S] Image center Declination RA = 220.390541468022 / [deg] Image center Right Ascension DEC = 29.3576943588495 / [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 = 3122.5 / Axis1 reference pixel CRPIX2 = 2084.5 / Axis2 reference pixel CRVAL1 = 220.390541468022 / [deg] Axis1 reference value CRVAL2 = 29.3576943588495 / [deg] Axis2 reference value LONPOLE = 180. / Native longitude of celestial pole CDELT1 = -0.00207924307602052 / [deg] X pixel size CDELT2 = 0.00207718656562737 / [deg] Y pixel size PC1_1 = 0.0207449491016426 / Linear transformation matrix (1, 1) PC1_2 = -0.999784800387949 / Linear transformation matrix (1, 2) PC2_1 = 0.99973656047777 / Linear transformation matrix (2, 1) PC2_2 = 0.0229523341749267 / 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 = 1.19426349135019E-07 A_1_1 = -4.36803886344918E-07 A_0_2 = -3.70656567320728E-07 A_3_0 = -7.47721547704378E-10 A_2_1 = 9.26655942197461E-11 A_1_2 = -3.16377867637536E-10 A_0_3 = 4.44048128082427E-10 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 = 4.60822638385834E-07 B_1_1 = -4.50258749466039E-07 B_0_2 = -2.56288389079025E-07 B_3_0 = -2.49832505983437E-10 B_2_1 = -6.71553164756566E-10 B_1_2 = 2.4387900488531E-10 B_0_3 = -4.50012163559733E-10 AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel AP_0_0 = -0.00610873504373899 AP_1_0 = -6.26404313568418E-05 AP_0_1 = 3.31093270331268E-05 AP_2_0 = -1.19785858721334E-07 AP_1_1 = 4.49879157011914E-07 AP_0_2 = 3.76202456692293E-07 AP_3_0 = 7.70513008131859E-10 AP_2_1 = -1.02155472062639E-10 AP_1_2 = 3.27465318940531E-10 AP_0_3 = -4.56025852606909E-10 BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel BP_0_0 = 0.00253842558733671 BP_1_0 = -2.12804126155623E-05 BP_0_1 = -3.20903668142858E-05 BP_2_0 = -4.69536889142898E-07 BP_1_1 = 4.6480509392194E-07 BP_0_2 = 2.60964962213483E-07 BP_3_0 = 2.59256663351537E-10 BP_2_1 = 6.87904125248899E-10 BP_1_2 = -2.49088471398235E-10 BP_0_3 = 4.58802922322473E-10 PLTSOLVD= T / Siril internal solver HISTORY Background extraction (Correction: Subtraction) HISTORY Plate Solve HISTORY Histogram Transf. (mid=0.073, lo=0.186, hi=1.000) HISTORY Histogram Transf. (mid=0.500, lo=0.225, hi=1.000) HISTORY Photometric CC (algorithm: PCC) HISTORY Photometric CC (algorithm: PCC) HISTORY NL-Bayes denoise (mod=1.000, CC enabled) HISTORY GHS pivot: 0.449, amount: 5.78, local: -1.99 [0.00 1.00] HISTORY Photometric CC (algorithm: PCC) HIERARCH DEBAYERED = T END
  • 2025-10-24T04.02.07
  • wtfwtf
  • 2025-10-23T23.58.48
  • SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 6244 / length of data axis 1 NAXIS2 = 4168 / 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-beta4' / Software that created this HDU DATE = '2025-10-23T23:59:18' / UTC date that FITS file was created FOCALLEN= 103.662 / [mm] Focal length XBINNING= 1 / Camera binning mode YBINNING= 1 / Camera binning mode XPIXSZ = 3.76 / [um] Pixel X axis size YPIXSZ = 3.76 / [um] Pixel Y axis size OBJCTRA = '14 41 33.730' / [H M S] Image center Right Ascension OBJCTDEC= '+29 21 27.700' / [D M S] Image center Declination RA = 220.390541468022 / [deg] Image center Right Ascension DEC = 29.3576943588495 / [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 = 3122.5 / Axis1 reference pixel CRPIX2 = 2084.5 / Axis2 reference pixel CRVAL1 = 220.390541468022 / [deg] Axis1 reference value CRVAL2 = 29.3576943588495 / [deg] Axis2 reference value LONPOLE = 180. / Native longitude of celestial pole CDELT1 = -0.00207924307602052 / [deg] X pixel size CDELT2 = 0.00207718656562737 / [deg] Y pixel size PC1_1 = 0.0207449491016426 / Linear transformation matrix (1, 1) PC1_2 = -0.999784800387949 / Linear transformation matrix (1, 2) PC2_1 = 0.99973656047777 / Linear transformation matrix (2, 1) PC2_2 = 0.0229523341749267 / 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 = 1.19426349135019E-07 A_1_1 = -4.36803886344918E-07 A_0_2 = -3.70656567320728E-07 A_3_0 = -7.47721547704378E-10 A_2_1 = 9.26655942197461E-11 A_1_2 = -3.16377867637536E-10 A_0_3 = 4.44048128082427E-10 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 = 4.60822638385834E-07 B_1_1 = -4.50258749466039E-07 B_0_2 = -2.56288389079025E-07 B_3_0 = -2.49832505983437E-10 B_2_1 = -6.71553164756566E-10 B_1_2 = 2.4387900488531E-10 B_0_3 = -4.50012163559733E-10 AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel AP_0_0 = -0.00610873504373899 AP_1_0 = -6.26404313568418E-05 AP_0_1 = 3.31093270331268E-05 AP_2_0 = -1.19785858721334E-07 AP_1_1 = 4.49879157011914E-07 AP_0_2 = 3.76202456692293E-07 AP_3_0 = 7.70513008131859E-10 AP_2_1 = -1.02155472062639E-10 AP_1_2 = 3.27465318940531E-10 AP_0_3 = -4.56025852606909E-10 BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel BP_0_0 = 0.00253842558733671 BP_1_0 = -2.12804126155623E-05 BP_0_1 = -3.20903668142858E-05 BP_2_0 = -4.69536889142898E-07 BP_1_1 = 4.6480509392194E-07 BP_0_2 = 2.60964962213483E-07 BP_3_0 = 2.59256663351537E-10 BP_2_1 = 6.87904125248899E-10 BP_1_2 = -2.49088471398235E-10 BP_0_3 = 4.58802922322473E-10 PLTSOLVD= T / Siril internal solver HISTORY Background extraction (Correction: Subtraction) HISTORY Plate Solve HISTORY Histogram Transf. (mid=0.073, lo=0.186, hi=1.000) HISTORY Histogram Transf. (mid=0.500, lo=0.225, hi=1.000) HISTORY Photometric CC (algorithm: PCC) HISTORY Photometric CC (algorithm: PCC) HISTORY NL-Bayes denoise (mod=1.000, CC enabled) HISTORY GHS pivot: 0.449, amount: 5.78, local: -1.99 [0.00 1.00] HISTORY Photometric CC (algorithm: PCC) HIERARCH DEBAYERED = T END
  • SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 6034 / length of data axis 1 NAXIS2 = 3950 / 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 = '2025-10-23T18:57:29' / UTC date that FITS file was created DATE-OBS= '2025-10-22T23:22:02' / YYYY-MM-DDThh:mm:ss observation start, UT ROWORDER= 'TOP-DOWN' / Order of the rows in image array EXPTIME = 5.43968647586312E-315 / [s] Exposure time duration FILTER = 'mixed ' / Active filter name APERTURE= 5.32156756854197E-315 / Aperture of the instrument FOCALLEN= 103.696 / [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 STACKCNT= 100 / Stack frames LIVETIME= 0. / [s] Exposure time after deadtime correction EXPSTART= 2460971.47168982 / [JD] Exposure start time (standard Julian date) EXPEND = 2460971.48672454 / [JD] Exposure end time (standard Julian date) OBJCTRA = '14 40 58.614' / [H M S] Image center Right Ascension OBJCTDEC= '+29 17 2.092' / [D M S] Image center Declination RA = 220.244225398493 / [deg] Image center Right Ascension DEC = 29.2839143224286 / [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 = 3053.5 / Axis1 reference pixel CRPIX2 = 2038.5 / Axis2 reference pixel CRVAL1 = 220.392527606527 / [deg] Axis1 reference value CRVAL2 = 29.361736386256 / [deg] Axis2 reference value LONPOLE = 180. / Native longitude of celestial pole CDELT1 = -0.0020781991072763 / [deg] X pixel size CDELT2 = 0.00207685816460222 / [deg] Y pixel size PC1_1 = 0.0207189572940816 / Linear transformation matrix (1, 1) PC1_2 = -0.999785339364729 / Linear transformation matrix (1, 2) PC2_1 = 0.999739334496869 / Linear transformation matrix (2, 1) PC2_2 = 0.0228311861224378 / 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 = 5.26101984982393E-07 A_1_1 = -2.92401866258679E-07 A_0_2 = -6.56130265337983E-07 A_3_0 = -1.18916219646287E-09 A_2_1 = -1.52659351882662E-10 A_1_2 = 1.9115011139488E-10 A_0_3 = 4.02706558680807E-10 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 = 5.74675185094435E-08 B_1_1 = 1.627140060485E-07 B_0_2 = -3.16125702273205E-07 B_3_0 = 1.79189308604521E-10 B_2_1 = -1.23324398216608E-09 B_1_2 = 1.85655794075151E-10 B_0_3 = 1.33196944024002E-09 AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel AP_0_0 = 0.00936213439682723 AP_1_0 = -0.000110665097289742 AP_0_1 = 2.00839447767808E-05 AP_2_0 = -5.52359464694253E-07 AP_1_1 = 3.01498272342647E-07 AP_0_2 = 6.68162864348539E-07 AP_3_0 = 1.24216786062949E-09 AP_2_1 = 1.54791416229887E-10 AP_1_2 = -1.97704886682758E-10 AP_0_3 = -4.08435529802535E-10 BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel BP_0_0 = -0.00908120210657957 BP_1_0 = 2.08983393878622E-05 BP_0_1 = 1.0443831250484E-05 BP_2_0 = -5.40252459334164E-08 BP_1_1 = -1.71495854555055E-07 BP_0_2 = 3.18955521419504E-07 BP_3_0 = -1.89750337667259E-10 BP_2_1 = 1.25839580819632E-09 BP_1_2 = -1.82465684159081E-10 BP_0_3 = -1.33346683188331E-09 HISTORY Crop (x=69, y=172, w=6034, h=3950) HISTORY Background extraction (Correction: Subtraction) HISTORY Saturation enhancement (amount=0.39) END
  • SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 6244 / length of data axis 1 NAXIS2 = 4168 / 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 = '2025-10-23T20:00:00' / UTC date that FITS file was created DATE-OBS= '2025-10-22T23:22:02' / YYYY-MM-DDThh:mm:ss observation start, UT ROWORDER= 'TOP-DOWN' / Order of the rows in image array EXPTIME = 5.43968647586312E-315 / [s] Exposure time duration FILTER = 'mixed ' / Active filter name APERTURE= 5.32156756854197E-315 / Aperture of the instrument FOCALLEN= 103.683 / [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 STACKCNT= 100 / Stack frames LIVETIME= 5.43968647586312E-313 / [s] Exposure time after deadtime correction EXPSTART= 2460971.47168982 / [JD] Exposure start time (standard Julian date) EXPEND = 2460971.48672454 / [JD] Exposure end time (standard Julian date) OBJCTRA = '14 41 34.357' / [H M S] Image center Right Ascension OBJCTDEC= '+29 21 42.524' / [D M S] Image center Declination RA = 220.393152864626 / [deg] Image center Right Ascension DEC = 29.3618122755305 / [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 = 3122.5 / Axis1 reference pixel CRPIX2 = 2084.5 / Axis2 reference pixel CRVAL1 = 220.393152864626 / [deg] Axis1 reference value CRVAL2 = 29.3618122755305 / [deg] Axis2 reference value LONPOLE = 180. / Native longitude of celestial pole CDELT1 = -0.00207870692784227 / [deg] X pixel size CDELT2 = 0.00207688486313709 / [deg] Y pixel size PC1_1 = 0.0206986252652552 / Linear transformation matrix (1, 1) PC1_2 = -0.999785760506784 / Linear transformation matrix (1, 2) PC2_1 = 0.999739999034971 / Linear transformation matrix (2, 1) PC2_2 = 0.0228020685367919 / 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 = 2.00641410124352E-07 A_1_1 = -3.22391737280439E-07 A_0_2 = -1.73211008099147E-07 A_3_0 = -7.53277063175341E-10 A_2_1 = 5.24033533222048E-11 A_1_2 = -9.44559996697969E-10 A_0_3 = 2.85955122082384E-10 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 = 1.65615712854198E-07 B_1_1 = -4.01871379474517E-07 B_0_2 = -1.26363307738024E-07 B_3_0 = -1.08488070660732E-10 B_2_1 = -5.44069810237995E-10 B_1_2 = 1.3956225717102E-10 B_0_3 = -3.80279338088672E-10 AP_ORDER= 3 / SIP polynomial degree, axis 1, sky-to-pixel AP_0_0 = 0.00159902532507234 AP_1_0 = -0.000111546018476072 AP_0_1 = 2.701882228279E-05 AP_2_0 = -2.06567539401562E-07 AP_1_1 = 3.31585002903994E-07 AP_0_2 = 1.772352699863E-07 AP_3_0 = 7.82745287510368E-10 AP_2_1 = -5.81506401082276E-11 AP_1_2 = 9.82509065193312E-10 AP_0_3 = -2.96153529080992E-10 BP_ORDER= 3 / SIP polynomial degree, axis 2, sky-to-pixel BP_0_0 = 0.00458437985006229 BP_1_0 = -8.02103757869843E-06 BP_0_1 = -4.26155235637715E-05 BP_2_0 = -1.69515688702337E-07 BP_1_1 = 4.11357053795053E-07 BP_0_2 = 1.26611091868778E-07 BP_3_0 = 1.12504445802646E-10 BP_2_1 = 5.61527605478744E-10 BP_1_2 = -1.42331038712441E-10 BP_0_3 = 3.91027405451152E-10 PLTSOLVD= T / Siril internal solver HISTORY Plate Solve HISTORY Photometric CC (algorithm: PCC) END
  • 2025-10-23T19.59.51

Setiastrosuite attempts, single frames to

  • pp_MasterCometBlend_Unknown_-_0.0s_(6244x4168)_44stacked_01
  • QQQ01452
  • QQQ01439


Category : Uncategorized