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IC1546_001

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 3918 / 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 = '2024-08-12T18:08:27' / UTC date that FITS file was created

DATE-OBS= '2024-08-10T21:39:42.514000' / YYYY-MM-DDThh🇲🇲ss observation start,

INSTRUME= 'ZWO ASI294MC Pro' / instrument name

OBSERVER= ' ' / observer name

TELESCOP= ' ' / telescope used to acquire this image

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

XPIXSZ = 4.63 / X pixel size microns

YPIXSZ = 4.63 / Y pixel size microns

XBINNING= 1 / Camera binning mode

YBINNING= 1 / Camera binning mode

FOCALLEN= 907.789 / Camera focal length

CCD-TEMP= -5.3 / CCD temp in C

EXPTIME = 60 / Exposure time [s]

STACKCNT= 112 / Stack frames

LIVETIME= 6720 / Exposure time after deadtime correction

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

EXPEND = 2.46053e+006 / Exposure end time (standard Julian date)

GAIN = 120 / Camera gain

OFFSET = 30 / Camera offset

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 = '21 53 24.976' / Image center Right Ascension (hms)

OBJCTDEC= '+47 15 46.534' / Image center Declination (dms)

RA = 328.354 / Image center Right Ascension (deg)

DEC = 47.2629 / Image center Declination (deg)

CRPIX1 = 1983 / Axis1 reference pixel

CRPIX2 = 1309 / Axis2 reference pixel

CRVAL1 = 328.354 / Axis1 reference value (deg)

CRVAL2 = 47.2629 / Axis2 reference value (deg)

CDELT1 = -0.000292273 / X pixel size (deg)

CDELT2 = 0.000292179 / Y pixel size (deg)

PC1_1 = 0.63563 / Linear transformation matrix (1, 1)

PC1_2 = 0.772088 / Linear transformation matrix (1, 2)

PC2_1 = -0.772242 / Linear transformation matrix (2, 1)

PC2_2 = 0.635214 / 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 TOP-DOWN mirror

HISTORY Extraction du gradient (Correction : Subtraction)

HISTORY Photométrie

HISTORY Photométrie

HISTORY SCNR (type=neutre moyen, qté=1.00, préserve=true)

HISTORY Transformation asinh : (stretch=1000.0, bp=0.00000)

HISTORY Transf. histogramme (mid=0.095, lo=0.123, hi=0.996)

HISTORY Rehaussement de la saturation (quantité=0.44)

HISTORY Recadrage (x=89, y=108, w=3918, h=2612)

END

 

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Uploaded on December 7, 2025