M31_3nuits-Pixel Math-gimpV2

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 4418 / length of data axis 1

NAXIS2 = 2877 / 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= 1 / Upper visualization cutoff

MIPS-FLO= 0.0429999 / Lower visualization cutoff

BZERO = 0 / offset data range to that of unsigned short

BSCALE = 1 / default scaling factor

DATE = '2024-09-15T09:06:39' / UTC date that FITS file was created

DATE-OBS= '2024-08-05T21:31:12.817000' / YYYY-MM-DDThh🇲🇲ss observation start,

INSTRUME= 'QHY168C ' / instrument name

OBSERVER= ' ' / observer name

TELESCOP= 'Evolux62ED + red 0,9X' / telescope used to acquire this image

ROWORDER= 'TOP-DOWN' / Order of the rows in image array

XPIXSZ = 4.8 / X pixel size microns

YPIXSZ = 4.8 / Y pixel size microns

XBINNING= 1 / Camera binning mode

YBINNING= 1 / Camera binning mode

FOCALLEN= 362.636 / Camera focal length

CCD-TEMP= -10 / CCD temp in C

SET-TEMP= -10 / Temperature setting in C

EXPTIME = 180 / Exposure time [s]

STACKCNT= 236 / Stack frames

LIVETIME= 35520 / Exposure time after deadtime correction

EXPSTART= 2.46053e+006 / Exposure start time (standard Julian date)

EXPEND = 2.46057e+006 / Exposure end time (standard Julian date)

FILTER = 'mixed ' / Active filter name

IMAGETYP= 'LIGHT ' / Type of image

OBJECT = 'M 31 ' / Name of the object of interest

GAIN = 10 / Camera gain

OFFSET = 50 / Camera offset

SITELAT = 47.845 / [deg] Observation site latitude

SITELONG= -2.0375 / [deg] Observation site longitude

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 47.589' / Image center Right Ascension (hms)

OBJCTDEC= '+41 16 1.970' / Image center Declination (dms)

RA = 10.6983 / Image center Right Ascension (deg)

DEC = 41.2672 / Image center Declination (deg)

CRPIX1 = 2121 / Axis1 reference pixel

CRPIX2 = 1472 / Axis2 reference pixel

CRVAL1 = 10.6983 / Axis1 reference value (deg)

CRVAL2 = 41.2672 / Axis2 reference value (deg)

CDELT1 = -0.000758271 / X pixel size (deg)

CDELT2 = 0.00075851 / Y pixel size (deg)

PC1_1 = -0.549663 / Linear transformation matrix (1, 1)

PC1_2 = -0.835658 / Linear transformation matrix (1, 2)

PC2_1 = 0.835124 / Linear transformation matrix (2, 1)

PC2_2 = -0.549649 / Linear transformation matrix (2, 2)

PLTSOLVD= T / Siril internal solve

AIRMASS = 1.16535 / Airmass

END

 

Done