--- 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 = '2dH64Z932bG32Z93' / HDU checksum updated 2018-10-01T09:22:59
DATASUM = '         0' / data unit checksum updated 2018-10-01T09:22:59
--- 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 = 211646 / 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(354)' / 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 = '13:17:34.67' / right ascension (2000.)
DEC-OBS = '+48:44:59.2' / declination
CCD_NO = 4
DATE-OBS = '2017-04-20' / UTC shutter opened
TIME-OBS = '08:30:00.477' / UTC at start of exposure
TIMESYS = 'UTC' / Time system
EXPTIME = 62.539 / Exposure time (seconds)
HA = '+01:39:51' / hour angle
ST = '14:58:03' / local siderial time
EPOCH = 2015.0 / equinox of RA and DEC
FILTER = 'bokr' / Filter name
FOCUSVAL = '*0.874*0.805*0.830' / Focus
OBJECT = '25553'
IMAGETYP = 'object'
INSTRUME = '90prime' / Instrument name
RDNOISE = '10.5 10.0 7.72 8.56' / (e-) for hdu id: 13 14 15 16
GAINONE = '1.60 1.59 1.59 1.67' / (e-/DN) for hdu id: 13 14 15 16
GAIN = 62.539 / exptime as gain
FILENAME = 'TempImage2402.fits' / FLATFILE
OBSERVER = 'Zhimin Zhou, Junjie Jin, Fengwu Sun' / OPERATOR='None'
SITEELEV = '2120' / SITELAT = '31:58.8' SITELONG = '-111:36.0'
CAMTEMP = -134.698 / Camera temperature in C
DEWTEMP = -192.93 / 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=171.03
CTYPE2 = 'DEC--TAN' / b_sun=50.98
CRVAL1 = 199.3943023705 / l_gal=111.48
CRVAL2 = 48.74837715784 / b_gal=67.79
CRPIX1 = -193.189840379 / Azimuth=318.93
CRPIX2 = 4087.52996542 / Altitude=64.92
CD1_1 = -0.0001257868923598 / Coordinate matrix
CD1_2 = 4.891837723763E-07 / Coordinate matrix
CD2_1 = 8.802929143676E-07 / Coordinate matrix
CD2_2 = 0.0001258045625256 / Coordinate matrix
AIRMASS = 1.104
MPHASE = 40.8 / Define the length of Moon_Month 29.53d
MAZIMUTH = 104.11 / Moon Azimuth is measured from south thr. west
MALITIUD = -8.02 / both units in degrees
MANGLE = 118.1 / Position angle of Moon to CCD_Field center
SKY = 12.829 / (e-/s per pixel)
SKYRMS = 0.518
SATURATE = 959.401 / 40000adu*gain/exptime
MJD_OBS = 57863.35417
ORIGIN = 3.0 / BASS Image Process Version
ARTIFACT = 'Y' / Artifact was done
HASSAT = T / Has satellite correction
NUM_COSM = 671 / Cosmicray Number
BASS-TLM = '2018-10-01T04:16:34' / Time of last modification
CHECKSUM = 'LPEQOPENLPENLPEN' / HDU checksum updated 2018-11-30T22:40:34
DATASUM = '1742454676' / data unit checksum updated 2018-11-30T22:40:34
ZHECKSUM = 'gkOChiL9giLAgiL9' / HDU checksum updated 2018-11-30T14:40:33
ZDATASUM = '462263284' / data unit checksum updated 2018-10-09T22:09:30
RADESYS = 'ICRS' / Astrometric system
CUNIT1 = 'deg' / Axis unit
CUNIT2 = 'deg' / Axis unit
PV1_0 = 0.000758955722536 / Projection distortion parameter
PV1_1 = 1.003854234284 / Projection distortion parameter
PV1_2 = 0.001398554453393 / Projection distortion parameter
PV1_4 = -0.001646320532412 / Projection distortion parameter
PV1_5 = -0.0009009396446929 / Projection distortion parameter
PV1_6 = -0.0003274237533048 / Projection distortion parameter
PV1_7 = -0.01593869741757 / Projection distortion parameter
PV1_8 = -0.001909488575645 / Projection distortion parameter
PV1_9 = -0.01413523841412 / Projection distortion parameter
PV1_10 = -0.0001013955182099 / Projection distortion parameter
PV1_12 = -0.001147716274956 / Projection distortion parameter
PV1_13 = -0.002836055251682 / Projection distortion parameter
PV1_14 = 0.001427020899928 / Projection distortion parameter
PV1_15 = -0.00078578123832240 / Projection distortion parameter
PV1_16 = 0.0001382077979942 / Projection distortion parameter
PV2_0 = 0.0007166038209172 / Projection distortion parameter
PV2_1 = 1.003832339224 / Projection distortion parameter
PV2_2 = 0.001628431156852 / Projection distortion parameter
PV2_4 = -0.0007003613820137 / Projection distortion parameter
PV2_5 = -5.568228687298E-05 / Projection distortion parameter
PV2_6 = 0.0001021514612941 / Projection distortion parameter
PV2_7 = -0.01350976460336 / Projection distortion parameter
PV2_8 = 0.001409534827768 / Projection distortion parameter
PV2_9 = -0.01324531702153 / Projection distortion parameter
PV2_10 = 0.0004041274685279 / Projection distortion parameter
PV2_12 = 0.0007644743559383 / Projection distortion parameter
PV2_13 = 0.002372942000397 / Projection distortion parameter
PV2_14 = 0.0002813919924547 / Projection distortion parameter
PV2_15 = 0.0007728008435877 / Projection distortion parameter
PV2_16 = 0.0001461061245518 / 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 = 0.0 / Astrom. dispersion RMS (ref., high S/N)
ASTRRMS2 = 0.0 / Astrom. dispersion RMS (ref., high S/N)
ASTINST = 1 / SCAMP astrometric instrument label
FLXSCALE = 0.01599002222613 / 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 = 25.8471 / zero point for CCD
CCDZPTA = 25.8525 / zero point for CCD ampA [1:2016,1:2048]
CCDZPTB = 25.8467 / zero point for CCD ampB [2017:4032,1:2048]
CCDZPTC = 25.8476 / zero point for CCD ampC [1:2016, 2049,4096]
CCDZPTD = 25.8419 / zero point for CCD ampD [2017:4032,2049:4096]
CCDPHOFF = 25.8471 / photometric offset of the matched stars
CCDPHRMS = 0.0255 / zpt rms of the matched objects in CCD
PHRMSA = 0.0287 / zpt rms of the matched objects in CCD ampA
PHRMSB = 0.0245 / zpt rms of the matched objects in CCD ampB
PHRMSC = 0.0176 / zpt rms of the matched objects in CCD ampC
PHRMSD = 0.0288 / zpt rms of the matched objects in CCD ampD
APER_R = 13.0 / (pixels) photo-aperture radius
FWHM = 2.5068 / FWHM in pixel
SEEING = 1.1381 / seeing in arcsec
RAOFF = -0.0509 / median positional offset from PS1, in arcsec
DECOFF = -0.1883 / median positional offset from PS1, in arcsec
TRANS = 0.877 / median transparency.
CCDNSTAR = 11335.0 / total number of stars detected on a CCD
NMATCH = 219.0 / total number of matched stars in 2 arcsec
NMATCHA = 45.0 / number of matched stars in CCD ampA
NMATCHB = 55.0 / number of matched stars in CCD ampB
NMATCHC = 62.0 / number of matched stars in CCD ampC
NMATCHD = 57.0 / number of matched stars in CCD ampD
MDNCOL = 1.5188 / median (g-i) color of matched stars in CCD
COLT_PAR = '-0.009667,0.028089,-0.076505,0.002433' / par.in [gi^3,gi^2,gi^1,gi^0]
EBV = 0.0076 / E(B-V) from SFD1998
MLIM = 23.13 / 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