Andromeda Galaxy

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 5208 / length of data axis 1

NAXIS2 = 3476 / 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 = '2025-08-03T08:47:40' / UTC date that FITS file was created

DATE-OBS= '2025-08-02T22:24:33' / YYYY-MM-DDThh🇲🇲ss observation start, UT

INSTRUME= 'Canon EOS 650D' / instrument name

OBSERVER= ' ' / observer name

TELESCOP= ' ' / telescope used to acquire this image

ROWORDER= 'BOTTOM-UP' / Order of the rows in image array

XPIXSZ = 4.28 / X pixel size microns

YPIXSZ = 4.28 / Y pixel size microns

XBINNING= 1 / Camera binning mode

YBINNING= 1 / Camera binning mode

FOCALLEN= 419.485 / Camera focal length

CCD-TEMP= 0 / CCD temp in C

SET-TEMP= 0 / Temperature setting in C

EXPTIME = 180.3 / Exposure time [s]

STACKCNT= 95 / Stack frames

LIVETIME= 17040.4 / 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 = 'mixed ' / Active filter name

ISOSPEED= 1600 / 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 = '00 42 36.595' / Image center Right Ascension (hms)

OBJCTDEC= '+41 13 14.893' / Image center Declination (dms)

RA = 10.6525 / Image center Right Ascension (deg)

DEC = 41.2208 / Image center Declination (deg)

CRPIX1 = 2604 / Axis1 reference pixel

CRPIX2 = 1738 / Axis2 reference pixel

CRVAL1 = 10.6525 / Axis1 reference value (deg)

CRVAL2 = 41.2208 / Axis2 reference value (deg)

CDELT1 = -0.000584621 / X pixel size (deg)

CDELT2 = 0.000584555 / Y pixel size (deg)

PC1_1 = -0.0969934 / Linear transformation matrix (1, 1)

PC1_2 = 0.995285 / Linear transformation matrix (1, 2)

PC2_1 = -0.995359 / Linear transformation matrix (2, 1)

PC2_2 = -0.09623 / Linear transformation matrix (2, 2)

PLTSOLVD= T / Siril internal solve

END

Done