Astrophotography Crescent Nebula NGC6888 (re-edited version)Dumbbell Nebula M27Crescent nebula - StarlessNGC 7000 - StarlessNGC7000Globular Cluster M13North America Nebula - NGC7000Crescent NebulaM99M99M81 и M82M51 - NGC 5194-5Orion NebulaM45Horse Head, Flame and Orion NebulaAndromeda GalaxyIC 1396Orion Nebula M42Heart Nebula IC 1805Andromeda Galaxy SIMPLE = T / file does conform to FITS standard BITPIX = -32 / number of bits per data pixel NAXIS = 3 / number of data axes NAXIS1 = 6020 / length of data axis 1 NAXIS2 = 4015 / 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 = '2023-03-24T19:52:30' / UTC date that FITS file was created DATE-OBS= '2023-03-24T18:54:22' / YYYY-MM-DDThh:mm:ss observation start, UT INSTRUME= 'Canon EOS 1500D' / 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= 155 / Camera focal length CCD-TEMP= 0 / CCD temp in C EXPTIME = 2 / Exposure time [s] STACKCNT= 10 / Stack frames LIVETIME= 20 / Exposure time after deadtime correction APERTURE= 5 / Aperture of the instrument ISOSPEED= 800 / ISO camera setting 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, unequalized RGB HISTORY SCNR (type=average neutral, amount=1.00, preserve=true) END