--- 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 = '1aF33Y921aE21Y92' / HDU checksum updated 2018-09-19T16:53:05
DATASUM = '         0' / data unit checksum updated 2018-09-19T16:53:05
--- header unit 1: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 24 / width of table in bytes
NAXIS2 = 4032 / number of rows in table
PCOUNT = 10067400 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 3 / number of fields in each row
TTYPE1 = 'COMPRESSED_DATA' / label for field 1
TFORM1 = '1PB(2707)' / data format of field: variable length array
TTYPE2 = 'ZSCALE' / label for field 2
TFORM2 = '1D' / data format of field: 8-byte DOUBLE
TTYPE3 = 'ZZERO' / label for field 3
TFORM3 = '1D' / data format of field: 8-byte DOUBLE
ZIMAGE = T / extension contains compressed image
ZTILE1 = 4096 / size of tiles to be compressed
ZTILE2 = 1 / size of tiles to be compressed
ZCMPTYPE = 'RICE_ONE' / compression algorithm
ZNAME1 = 'BLOCKSIZE' / compression block size
ZVAL1 = 32 / pixels per block
ZNAME2 = 'BYTEPIX' / bytes per pixel (1, 2, 4, or 8)
ZVAL2 = 4 / bytes per pixel (1, 2, 4, or 8)
EXTNAME = 'COMPRESSED_IMAGE'
ZSIMPLE = T / conforms to FITS standard
ZBITPIX = -32 / array data type
ZNAXIS = 2 / number of array dimensions
ZNAXIS1 = 4096
ZNAXIS2 = 4032
RADEC = 'Y' / Get RADEC from telescope or not
RA-OBS = '16:37:43.11' / right ascension (2000.)
DEC-OBS = '+33:15:00.5' / declination
CCD_NO = 2
DATE-OBS = '2015-03-15' / UTC shutter opened
TIME-OBS = '12:30:34.064' / UTC at start of exposure
TIMESYS = 'UTC' / Time system
EXPTIME = 111.1 / Exposure time (seconds)
HA = '-00:02:08' / hour angle
ST = '16:35:17' / local siderial time
EPOCH = 2015.0 / equinox of RA and DEC
FILTER = 'g' / Filter name
FOCUSVAL = '*0.693*0.610*0.737' / Focus
OBJECT = '05332'
IMAGETYP = 'object'
INSTRUME = '90prime' / Instrument name
RDNOISE = '9.13 9.78 9.31 8.56' / (e-) for hdu id: 5 6 7 8
GAINONE = '1.53 1.6 1.51 1.59' / (e-/DN) for hdu id: 5 6 7 8
GAIN = 111.1 / exptime as gain
FILENAME = 'd7096.0279.fits' / FLATFILE
OBSERVER = 'McGreer' / OPERATOR='McGreer'
SITEELEV = '2120' / SITELAT = '31:58.8' SITELONG = '-111:36.0'
CAMTEMP = -140.422 / Camera temperature in C
DEWTEMP = -192.444 / Dewar temperature in C
READ_SPD = '138' / Readout speed (kpixel/sec/amp)
TEMPS1 = 'INSIDE DOME: TEMP_F=46.7 HUMID_%=47 DEWPOINT_F=28.0' / Temps
WEATHER0 = 10.15 / WIND_SPEED_MPH
COMMENT ==================================================================
COMMENT WCS
COMMENT ==================================================================
EQUINOX = 2000.0 / Equinox of WCS
WCSDIM = 2 / WCS Dimensionality
CTYPE1 = 'RA---TPV' / l_sun=239.57
CTYPE2 = 'DEC--TPV' / b_sun=54.54
CRVAL1 = 249.4274590676 / l_gal=54.64
CRVAL2 = 33.24941286928 / b_gal=41.3
CRPIX1 = 4285.499130162 / Azimuth=26.39
CRPIX2 = 4114.001350491 / Altitude=88.62
CD1_1 = -0.0001257012923319 / Coordinate matrix
CD1_2 = 1.367264205253E-06 / Coordinate matrix
CD2_1 = 8.661400897095E-07 / Coordinate matrix
CD2_2 = 0.0001257601224157 / Coordinate matrix
AIRMASS = 1.0
MPHASE = 31.0 / Define the length of Moon_Month 29.53d
MAZIMUTH = 136.9 / Moon Azimuth is measured from south thr. west
MALITIUD = 27.43 / both units in degrees
MANGLE = 63.1 / Position angle of Moon to CCD_Field center
SKY = 21.206 / (e-/s per pixel)
SKYRMS = 0.476
SATURATE = 540.054 / 40000adu*gain/exptime
MJD_OBS = 57096.52123
ORIGIN = 3.0 / BASS Image Process Version
ARTIFACT = 'Y' / Artifact was done
HASSAT = F / Has satellite correction
NUM_COSM = 387 / Cosmicray Number
BASS-TLM = '2018-09-19T11:14:09' / Time of last modification
ZQUANTIZ = 'SUBTRACTIVE_DITHER_2' / Pixel Quantization Algorithm
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
ZDITHER0 = 8686 / dithering offset when quantizing floats
CHECKSUM = 'IjrTJioRIioRIioR' / HDU checksum updated 2019-05-07T18:20:02
DATASUM = '797298735' / data unit checksum updated 2019-05-07T18:20:02
ZHECKSUM = 'c4Apd47nc4Anc47n' / HDU checksum updated 2018-11-28T07:09:44
ZDATASUM = '2330591243' / data unit checksum updated 2018-10-08T03:41:16
RADESYS = 'ICRS' / Astrometric system
CUNIT1 = 'deg' / Axis unit
CUNIT2 = 'deg' / Axis unit
PV1_0 = -0.001012378312847 / Projection distortion parameter
PV1_1 = 1.005165521548 / Projection distortion parameter
PV1_2 = -0.001800854801134 / Projection distortion parameter
PV1_4 = -0.001778586590567 / Projection distortion parameter
PV1_5 = -0.0008023091360471 / Projection distortion parameter
PV1_6 = 0.0005862807235126 / Projection distortion parameter
PV1_7 = -0.00940229571881000 / Projection distortion parameter
PV1_8 = 0.0003025982692819 / Projection distortion parameter
PV1_9 = -0.01489128576423 / Projection distortion parameter
PV1_10 = 0.001494545333663 / Projection distortion parameter
PV1_12 = -0.003769585338993 / Projection distortion parameter
PV1_13 = 0.000894178658228799 / Projection distortion parameter
PV1_14 = 0.0009064580222829 / Projection distortion parameter
PV1_15 = -0.0005239475550312 / Projection distortion parameter
PV1_16 = 0.00126866814834 / Projection distortion parameter
PV2_0 = 0.0009531108892244 / Projection distortion parameter
PV2_1 = 1.004356450657 / Projection distortion parameter
PV2_2 = -0.002076547008605 / Projection distortion parameter
PV2_4 = -0.002061565859557 / Projection distortion parameter
PV2_5 = -0.0004400693588729 / Projection distortion parameter
PV2_6 = 0.0003369164805167 / Projection distortion parameter
PV2_7 = -0.01791055128327 / Projection distortion parameter
PV2_8 = 1.287846052912E-05 / Projection distortion parameter
PV2_9 = -0.01231815230201 / Projection distortion parameter
PV2_10 = -0.001093976995055 / Projection distortion parameter
PV2_12 = -0.003034932938929 / Projection distortion parameter
PV2_13 = 0.0004657682780694 / Projection distortion parameter
PV2_14 = 0.00122303213052 / Projection distortion parameter
PV2_15 = -0.001169101738816 / Projection distortion parameter
PV2_16 = 0.0009330243287061 / 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 = 0.009000900090008999 / 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 = 26.0493 / zero point for CCD
CCDZPTA = 26.0546 / zero point for CCD ampA [1:2016,1:2048]
CCDZPTB = 26.0415 / zero point for CCD ampB [2017:4032,1:2048]
CCDZPTC = 26.0611 / zero point for CCD ampC [1:2016, 2049,4096]
CCDZPTD = 26.0365 / zero point for CCD ampD [2017:4032,2049:4096]
CCDPHOFF = 26.0493 / photometric offset of the matched stars
CCDPHRMS = 0.0307 / zpt rms of the matched objects in CCD
PHRMSA = 0.0244 / zpt rms of the matched objects in CCD ampA
PHRMSB = 0.0293 / zpt rms of the matched objects in CCD ampB
PHRMSC = 0.03 / zpt rms of the matched objects in CCD ampC
PHRMSD = 0.0417 / zpt rms of the matched objects in CCD ampD
APER_R = 13.0 / (pixels) photo-aperture radius
FWHM = 4.8602 / FWHM in pixel
SEEING = 2.2066 / seeing in arcsec
RAOFF = -0.0374 / median positional offset from PS1, in arcsec
DECOFF = -0.0316 / median positional offset from PS1, in arcsec
TRANS = 1.0465 / median transparency.
CCDNSTAR = 6722.0 / total number of stars detected on a CCD
NMATCH = 691.0 / total number of matched stars in 2 arcsec
NMATCHA = 154.0 / number of matched stars in CCD ampA
NMATCHB = 177.0 / number of matched stars in CCD ampB
NMATCHC = 207.0 / number of matched stars in CCD ampC
NMATCHD = 153.0 / number of matched stars in CCD ampD
MDNCOL = 0.9333 / 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 = 0.0233 / E(B-V) from SFD1998
MLIM = 22.83 / magnitude limiting of 5-sigma galaxy detection
CALI_V = '3.0.1' / version of calibration code
RA_OFF = -0.0008076407248154 / SCAMP
DEC_OFF = 0.0007963449243107 / SCAMP
RARMS = 0.02396862466871 / SCAMP
DECRMS = 0.02410187135249 / SCAMP
NSTAR = 1070 / SCAMP
INT_ZPT = 26.0467 / zpt from internal calibration
INT_STD = 0.0386 / sigma for zpt from internal calibration
INT_NUM = 5180.0 / number of stars used in internal calibration
HISTORY Astrometric solution by SCAMP version 2.0.4 (2016-11-04)
COMMENT (c) 2010-2013 IAP/CNRS/UPMC