--- header unit 0: primary ---
SIMPLE = T / file does conform to FITS standard
BITPIX = 16 / number of bits per data pixel
NAXIS = 0 / number of data axes
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
CHECKSUM = '2eH64Z942dG42Z94' / HDU checksum updated 2018-09-25T14:13:01
DATASUM = '         0' / data unit checksum updated 2018-09-25T14:13:01
--- header unit 1: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 8 / width of table in bytes
NAXIS2 = 4032 / number of rows in table
PCOUNT = 238351 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 1 / number of fields in each row
TTYPE1 = 'COMPRESSED_DATA' / label for field 1
TFORM1 = '1PB(476)' / data format of field: variable length array
ZIMAGE = T / extension contains compressed image
ZTILE1 = 4096 / size of tiles to be compressed
ZTILE2 = 1 / size of tiles to be compressed
ZCMPTYPE = 'RICE_1' / compression algorithm
ZNAME1 = 'BLOCKSIZE' / compression block size
ZVAL1 = 32 / pixels per block
ZNAME2 = 'BYTEPIX' / bytes per pixel (1, 2, 4, or 8)
ZVAL2 = 1 / bytes per pixel (1, 2, 4, or 8)
EXTNAME = 'COMPRESSED_IMAGE'
ZSIMPLE = T / conforms to FITS standard
ZBITPIX = 8 / Bits per pixel
ZNAXIS = 2 / number of array dimensions
ZNAXIS1 = 4096
ZNAXIS2 = 4032
RADEC = 'Y' / Get RADEC from telescope or not
RA-OBS = '06:38:38.11' / right ascension (2000.)
DEC-OBS = '+55:15:00.4' / declination
CCD_NO = 3
DATE-OBS = '2018-02-21' / UTC shutter opened
TIME-OBS = '03:58:41.514' / UTC at start of exposure
TIMESYS = 'UTC' / Time system
EXPTIME = 250.0 / Exposure time (seconds)
HA = '-00:03:40' / hour angle
ST = '06:36:20' / local siderial time
EPOCH = 2015.0 / equinox of RA and DEC
FILTER = 'g' / Filter name
FOCUSVAL = '*0.307*0.161*0.302' / Focus
OBJECT = '31742'
IMAGETYP = 'object'
INSTRUME = '90prime' / Instrument name
RDNOISE = '11.4 9.38 10.6 9.89' / (e-) for hdu id: 9 10 11 12
GAINONE = '1.52 1.63 1.55 1.69' / (e-/DN) for hdu id: 9 10 11 12
GAIN = 250.0 / exptime as gain
FILENAME = 'TempImage2402.fits' / FLATFILE
OBSERVER = 'Feng LI, Xu ZHOU' / OPERATOR='None'
SITEELEV = '2120' / SITELAT = '31:58.8' SITELONG = '-111:36.0'
CAMTEMP = -135.014 / Camera temperature in C
DEWTEMP = -191.8 / Dewar temperature in C
READ_SPD = '138' / Readout speed (kpixel/sec/amp)
TEMPS1 = '' / Temps
WEATHER0 = '' / WIND_SPEED_MPH
COMMENT ==================================================================
COMMENT WCS
COMMENT ==================================================================
EQUINOX = 2000.0 / Equinox of WCS
WCSDIM = 2 / WCS Dimensionality
CTYPE1 = 'RA---TAN' / l_sun=96.48
CTYPE2 = 'DEC--TAN' / b_sun=32.03
CRVAL1 = 99.6585655997 / l_gal=160.28
CRVAL2 = 55.24832640253 / b_gal=20.26
CRPIX1 = -204.850343268 / Azimuth=1.35
CRPIX2 = -223.3295325008 / Altitude=66.74
CD1_1 = -0.0001258724653981 / Coordinate matrix
CD1_2 = 5.12448028175700E-07 / Coordinate matrix
CD2_1 = 1.167978235548E-07 / Coordinate matrix
CD2_2 = 0.0001258625563296 / Coordinate matrix
AIRMASS = 1.088
MPHASE = 27.1 / Define the length of Moon_Month 29.53d
MAZIMUTH = 263.51 / Moon Azimuth is measured from south thr. west
MALITIUD = 24.91 / both units in degrees
MANGLE = 70.27 / Position angle of Moon to CCD_Field center
SKY = 13.462 / (e-/s per pixel)
SKYRMS = 0.289
SATURATE = 240.0 / 40000adu*gain/exptime
MJD_OBS = 58170.16576
ORIGIN = 3.0 / BASS Image Process Version
ARTIFACT = 'Y' / Artifact was done
HASSAT = F / Has satellite correction
NUM_COSM = 1526 / Cosmicray Number
BASS-TLM = '2018-09-25T06:24:08' / Time of last modification
CHECKSUM = 'JPZ4JOY3JOY3JOY3' / HDU checksum updated 2018-12-01T07:19:29
DATASUM = '1970342478' / data unit checksum updated 2018-12-01T07:19:29
ZHECKSUM = 'BVcaCVaTBVaYBVaY' / HDU checksum updated 2018-11-30T23:19:27
ZDATASUM = '830109863' / data unit checksum updated 2018-10-10T07:23:41
RADESYS = 'ICRS' / Astrometric system
CUNIT1 = 'deg' / Axis unit
CUNIT2 = 'deg' / Axis unit
PV1_0 = 0.0008393091305331 / Projection distortion parameter
PV1_1 = 1.004009029273 / Projection distortion parameter
PV1_2 = -0.001458544745011 / Projection distortion parameter
PV1_4 = -0.002539556986912 / Projection distortion parameter
PV1_5 = 0.001055190681588 / Projection distortion parameter
PV1_6 = -0.0004975786093635 / Projection distortion parameter
PV1_7 = -0.01862784118516 / Projection distortion parameter
PV1_8 = 0.002083005743494 / Projection distortion parameter
PV1_9 = -0.01476509609269 / Projection distortion parameter
PV1_10 = 0.0004759627562824 / Projection distortion parameter
PV1_12 = -0.003817417289058 / Projection distortion parameter
PV1_13 = 0.0008093818480496 / Projection distortion parameter
PV1_14 = -0.001616648619475 / Projection distortion parameter
PV1_15 = 5.004175986652E-05 / Projection distortion parameter
PV1_16 = -0.0001934881708735 / Projection distortion parameter
PV2_0 = -0.0008633152514952 / Projection distortion parameter
PV2_1 = 1.004388722294 / Projection distortion parameter
PV2_2 = -0.00143472451674 / Projection distortion parameter
PV2_4 = 0.0001282375717061 / Projection distortion parameter
PV2_5 = -0.001055857810447 / Projection distortion parameter
PV2_6 = 0.0007124318492732 / Projection distortion parameter
PV2_7 = -0.0122300814758 / Projection distortion parameter
PV2_8 = 0.001729905381222 / Projection distortion parameter
PV2_9 = -0.01488670696367 / Projection distortion parameter
PV2_10 = 0.001247868364879 / Projection distortion parameter
PV2_12 = -0.001791898246901 / Projection distortion parameter
PV2_13 = -0.00098186525402929 / Projection distortion parameter
PV2_14 = 0.0009450132380777 / Projection distortion parameter
PV2_15 = -0.0003068781414543 / Projection distortion parameter
PV2_16 = 0.001001194940996 / Projection distortion parameter
FGROUPNO = 1 / SCAMP field group label
ASTIRMS1 = 0.0 / Astrom. dispersion RMS (intern., high S/N)
ASTIRMS2 = 0.0 / Astrom. dispersion RMS (intern., high S/N)
ASTRRMS1 = 9.578391896902E-06 / Astrom. dispersion RMS (ref., high S/N)
ASTRRMS2 = 2.937381652023E-05 / Astrom. dispersion RMS (ref., high S/N)
ASTINST = 1 / SCAMP astrometric instrument label
FLXSCALE = 0.004 / SCAMP relative flux scale
MAGZEROP = 0.0 / SCAMP zero-point
PHOTIRMS = 0.0 / mag dispersion RMS (internal, high S/N)
PHOTINST = 1 / SCAMP photometric instrument label
PHOTLINK = F / True if linked to a photometric field
CALI_REF = 'PS1' / the reference database for calibration
CCDZPT = 26.1666 / zero point for CCD
CCDZPTA = 26.1541 / zero point for CCD ampA [1:2016,1:2048]
CCDZPTB = 26.1717 / zero point for CCD ampB [2017:4032,1:2048]
CCDZPTC = 26.1676 / zero point for CCD ampC [1:2016, 2049,4096]
CCDZPTD = 26.1724 / zero point for CCD ampD [2017:4032,2049:4096]
CCDPHOFF = 26.1666 / photometric offset of the matched stars
CCDPHRMS = 0.0289 / zpt rms of the matched objects in CCD
PHRMSA = 0.0327 / zpt rms of the matched objects in CCD ampA
PHRMSB = 0.0221 / zpt rms of the matched objects in CCD ampB
PHRMSC = 0.0324 / zpt rms of the matched objects in CCD ampC
PHRMSD = 0.0223 / zpt rms of the matched objects in CCD ampD
APER_R = 13.0 / (pixels) photo-aperture radius
FWHM = 4.3919 / FWHM in pixel
SEEING = 1.9939 / seeing in arcsec
RAOFF = -0.0061 / median positional offset from PS1, in arcsec
DECOFF = -0.0579 / median positional offset from PS1, in arcsec
TRANS = 1.182 / median transparency.
CCDNSTAR = 8253.0 / total number of stars detected on a CCD
NMATCH = 907.0 / total number of matched stars in 2 arcsec
NMATCHA = 229.0 / number of matched stars in CCD ampA
NMATCHB = 239.0 / number of matched stars in CCD ampB
NMATCHC = 210.0 / number of matched stars in CCD ampC
NMATCHD = 229.0 / number of matched stars in CCD ampD
MDNCOL = 0.8948 / median (g-i) color of matched stars in CCD
COLT_PAR = '0.002257,-0.025431,0.105750,0.010775' / par.in [gi^3,gi^2,gi^1,gi^0]
EBV = 0.06610000000000001 / E(B-V) from SFD1998
MLIM = 23.59 / magnitude limiting of 5-sigma galaxy detection
CALI_V = '3.0.1' / version of calibration code
HISTORY Image was compressed by CFITSIO using scaled integer quantization:
HISTORY q = 4.000000 / quantized level scaling parameter
HISTORY 'SUBTRACTIVE_DITHER_2' / Pixel Quantization Algorithm
HISTORY Astrometric solution by SCAMP version 2.0.4 (2016-11-04)
COMMENT (c) 2010-2013 IAP/CNRS/UPMC