Galaxie d’Andromède

août 31, 2023

M31

Neq5goto/correcteur 0,85/filtre Lpro/760D défiltré

300 brutes x30 sec, iso 1600

DOF38/60/35traitement siril/Ps/Lr

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 MIPS-FHI= 0.288212 / 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 = ‘2023-08-31T08:02:37’ / UTC date that FITS file was created DATE-OBS= ‘2023-08-20T19:13:02’ / YYYY-MM-DDThh:mm:ss observation start, UT INSTRUME= ‘Canon EOS 760D’ / 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= 519.744 / Camera focal length CCD-TEMP= 0 / CCD temp in C EXPTIME = 30 / Exposure time [s] STACKCNT= 294 / Stack frames LIVETIME= 8820 / Exposure time after deadtime correction EXPSTART= 2.46018e+06 / Exposure start time (standard Julian date) EXPEND = 2.46018e+06 / Exposure end time (standard Julian date) ISOSPEED= 1600 / ISO camera setting CTYPE1 = ‘RA—TAN’ / Coordinate type for the first axis CTYPE2 = ‘DEC–TAN’ / Coo

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