M42

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 1505 / length of data axis 1

NAXIS2 = 2612 / 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 / Lower visualization cutoff

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

BSCALE = 1 / default scaling factor

DATE = '2024-03-19T07:12:43' / UTC date that FITS file was created

DATE-OBS= '2024-03-18T20:28:04' / YYYY-MM-DDThh🇲🇲ss observation start, UT

INSTRUME= 'Canon EOS 700D' / 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= 399.254 / Camera focal length

CCD-TEMP= 0 / CCD temp in C

SET-TEMP= 0 / Temperature setting in C

EXPTIME = 19.9 / Exposure time [s]

STACKCNT= 100 / Stack frames

LIVETIME= 1990 / Exposure time after deadtime correction

EXPSTART= 2.46039e+006 / Exposure start time (standard Julian date)

EXPEND = 2.46039e+006 / Exposure end time (standard Julian date)

ISOSPEED= 800 / 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 = '05 35 16.661' / Image center Right Ascension (hms)

OBJCTDEC= '-05 26 21.071' / Image center Declination (dms)

RA = 83.8194 / Image center Right Ascension (deg)

DEC = -5.43919 / Image center Declination (deg)

CRPIX1 = 752.5 / Axis1 reference pixel

CRPIX2 = 1306 / Axis2 reference pixel

CRVAL1 = 83.8194 / Axis1 reference value (deg)

CRVAL2 = -5.43919 / Axis2 reference value (deg)

CDELT1 = -0.000614005 / X pixel size (deg)

CDELT2 = 0.000614415 / Y pixel size (deg)

PC1_1 = 0.992658 / Linear transformation matrix (1, 1)

PC1_2 = 0.120959 / Linear transformation matrix (1, 2)

PC2_1 = -0.120414 / Linear transformation matrix (2, 1)

PC2_2 = 0.992724 / Linear transformation matrix (2, 2)

PLTSOLVD= T / Siril internal solve

HISTORY mean stacking with winsorized sigma clipping rejection (low=3.000 high=3

HISTORY .000), additive+scaling normalized input, normalized output, no image we

HISTORY ighting, equalized RGB

HISTORY Rotation (-180.0deg, recadrage=TRUE, clamp =TRUE)

HISTORY Extraction du gradient (Correction : Subtraction)

HISTORY Photom trie

HISTORY Transformation asinh : (stretch= 50.3, bp=0.00100)

HISTORY Transf. histogramme (mid=0.018, lo=0.000, hi=1.000)

HISTORY SCNR (type=neutre moyen, qt =1.00, pr serve=true)

HISTORY Rehaussement de la saturation (quantit =0.80)

END

 

Done