IC5146 - Cocoon nebula

SIMPLE = T / file does conform to FITS standard

BITPIX = -32 / number of bits per data pixel

NAXIS = 3 / number of data axes

NAXIS1 = 6248 / length of data axis 1

NAXIS2 = 4176 / 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 = '2024-09-04T11:36:32' / UTC date that FITS file was created

DATE-OBS= '2024-09-02T01:20:04.046000' / YYYY-MM-DDThh🇲🇲ss observation start,

INSTRUME= 'ZWO ASI2600MC Pro' / instrument name

OBSERVER= ' ' / observer name

TELESCOP= 'Askar FRA500' / telescope used to acquire this image

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

XPIXSZ = 3.76 / X pixel size microns

YPIXSZ = 3.76 / Y pixel size microns

XBINNING= 1 / Camera binning mode

YBINNING= 1 / Camera binning mode

FOCALLEN= 498.864 / Camera focal length

CCD-TEMP= -10 / CCD temp in C

SET-TEMP= -10 / Temperature setting in C

EXPTIME = 600 / Exposure time [s]

STACKCNT= 52 / Stack frames

LIVETIME= 31200 / Exposure time after deadtime correction

EXPSTART= 2.46056e+006 / Exposure start time (standard Julian date)

EXPEND = 2.46056e+006 / Exposure end time (standard Julian date)

IMAGETYP= 'LIGHT ' / Type of image

OBJECT = 'IC 5146 ' / Name of the object of interest

CVF = 0.242863 / Conversion factor (e-/adu)

GAIN = 100 / Camera gain

OFFSET = 20 / Camera offset

SITELAT = 46.8533 / [deg] Observation site latitude

SITELONG= -71.3689 / [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 = '21 53 24.889' / Image center Right Ascension (hms)

OBJCTDEC= '+47 15 58.104' / Image center Declination (dms)

RA = 328.354 / Image center Right Ascension (deg)

DEC = 47.2661 / Image center Declination (deg)

CRPIX1 = 3124 / Axis1 reference pixel

CRPIX2 = 2088 / Axis2 reference pixel

CRVAL1 = 328.354 / Axis1 reference value (deg)

CRVAL2 = 47.2661 / Axis2 reference value (deg)

CDELT1 = -0.000431868 / X pixel size (deg)

CDELT2 = 0.000431824 / Y pixel size (deg)

PC1_1 = -0.914462 / Linear transformation matrix (1, 1)

PC1_2 = -0.404588 / Linear transformation matrix (1, 2)

PC2_1 = 0.404712 / Linear transformation matrix (2, 1)

PC2_2 = -0.914481 / Linear transformation matrix (2, 2)

PLTSOLVD= T / Siril internal solve

AIRMASS = 1.00239 / Airmass

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

HISTORY Background extraction (Correction: Subtraction)

HISTORY Photometric CC

HISTORY Asinh Transformation: (stretch= 25.1, bp=0.00000)

HISTORY Histogram Transf. (mid=0.007, lo=0.011, hi=1.000)

END

 

Done