--- 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 = '2eH62Z942dE42Z94' / HDU checksum updated 2019-03-20T16:29:04
DATASUM = '         0' / data unit checksum updated 2019-03-20T16:29:04
--- 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 = 4112 / number of rows in table
PCOUNT = 265587 / 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(346)' / 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 = 4112
ZEXTEND = T
FILENAME = 'mos3.82231.fits' / Original host filename
EXPNUM = 82231 / Exposure sequence number
OBJECT = 'MzLS_610905_z' / Observation title
OBSTYPE = 'object' / Observation type
EXPTIME = 80.104 / Exposure time (sec)
RADECSYS = 'FK5' / Default coordinate system
RADECEQ = 2000.0 / Default equinox
RA = '17:02:58.31' / RA of observation (hr)
DEC = '41:21:50.39' / DEC of observation (deg)
OBJRA = '17:02:58.32' / Right Ascension
OBJDEC = '41:21:50.40' / Declination
EQUINOX = 2000.0 / [yr] epoch
TIMESYS = 'UTC approximate' / Time system
DATE-OBS = '2016-04-14T10:22:58.0' / Date of observation start (UTC)
TIME-OBS = '10:22:58' / Universal time
MJD-OBS = 57492.43261574 / MJD of observation start
ST = '16:30:47' / Sidereal time
MJDSTART = 57492.432646567 / MJD of observation start
MJDEND = 57492.433905867 / MJD of observation end
OBSERVAT = 'KPNO' / Observatory
TELESCOP = 'KPNO 4.0 meter telescope' / Telescope
TELRADEC = 'FK5' / Telescope coordinate system
TELEQUIN = 2000 / Equinox of tel coords
TELRA = '17:02:58.32' / RA of telescope (hr)
TELDEC = '41:21:50.40' / DEC of telescope (deg)
TELFOCUS = -9593 / Telescope focus
HA = '-00:34:49.08' / Telescope hour angle
ZD = 11.66 / Zenith distance
AIRMASS = 1.016 / Airmass
ADC = 'Mayall ADC' / ADC Identification
ADCSTAT = 'off' / ADC Mode
ADCPAN2 = 0 / [deg] MSE ADC 2 prism angle
CORRCTOR = 'Mayall Corrector' / Corrector Identification
INSTRUME = 'Mosaic3' / Science Instrument
DETECTOR = 'Mosaic3' / Instrument detector
DETSIZE = '[1:8224,1:8192]' / Mosaic detector size
NCCDS = 4 / Number of CCDs in mosaic
NAMPS = 16 / Number of amplifiers in mosaic
PIXSIZE1 = 15.0 / Pixel size for axis 1 (microns)
PIXSIZE2 = 15.0 / Pixel size for axis 2 (microns)
PIXSCAL1 = 0.258 / Pixel scale for axis 1 (arcsec/pixel)
PIXSCAL2 = 0.258 / Pixel scale for axis 2 (arcsec/pixel)
RAPANGL = 0.0 / Position angle of RA axis (deg)
DECPANGL = 90.0 / Position angle of DEC axis (deg)
FILTER = 'z' / Filter name
FILTPOS = 14 / Instrument filter position
FILTERSN = 'k1038' / Filter serial number
SHUTSTAT = 'guide' / Shutter status
TV1FOC = 2.69 / [mm] MSE camera 1 focus (value)
TV2FOC = -0.896 / [mm] MSE camera 2 focus (value)
ENVTEM = 13.2 / [celsius] MSE temp7 - Ambient
DEWAR = 'Mosaic3 Dewar' / Dewar identification
CCDTEMP1 = -102.361 / [deg] CCD temperature 1
CCDTEMP2 = -105.316 / [deg] CCD temperature 1
CCDTEMP3 = -105.808 / [deg] CCD temperature 1
CCDTEMP4 = -103.839 / [deg] CCD temperature 1
OBSERVER = 'Cesar Briceno, Laurence Levasseur' / Observer(s)
PROPOSER = 'Arjun Dey' / Proposer(s)
PROPID = '2016A-0453' / Proposal identification
OBSID = 'kp4m.20160414T102258' / Observation ID
EXPID = 0 / Monsoon exposure ID
NOCID = 2457493.1409542 / NOCS exposure ID
CONTROLR = 'Mosaic System Electronics  Sep 2' / MSE name and revision date
READMODE = 'fastMode' / Readout mode
NSAMPSIG = 176 / Sampling number
GAINFACT = 7 / Controler gain factor
READTIME = 28.114714 / Read out time
DHEFILE = 'mosaic3_Seq2amp250Kpx.ucd' / Sequencer file
NOCMDOF = 0 / [arcsec] Map Dec offset
NOCMITER = 0 / Map iteration count
NOCNO = 1 / observation number in this sequence
NOCPOST = '00:00:00.00 00:00:00.0 2010' / ntcs_moveto ra dec epoch
NOCDROF = 0 / [arcsec] Dither RA offset
NOCDHS = 'OBJECT' / DHS script name
NOCGPXPS = 30 / Monsoon pixel row/column shift
NOCFSTEP = -100 / [um] step value for focus adjustments
NOCORA = 0 / [arcsec] RA offset
NOCODEC = 0 / [arcsec] Dec offset
NOCMPOS = 0 / Map position
NOCDITER = 0 / Dither iteration count
NOCFITER = 9 / Number of focus positions
NOCMPAT = 'unknown' / Map pattern
NOCMREP = 0 / Map repetition count
NOCDDOF = 0 / [arcsec] Dither Dec offset
NOCTOT = 1 / Total number of observations in set
NOCSCR = 'MzLS_610905_z' / NOHS script run
NOCFOCUS = -9150 / [um] nics_focus value
NOCTIM = 80 / [s] Requested integration time
NOCOFFT = '0 0' / ntcs_offset RA Dec offset (arcsec)
NOCSYS = 'kpno 4m' / system ID
NOCNUM = 1 / observation number request
NOCLAMP = 'unknown' / Dome flat lamp status (on|off|unknown)
NOCRBIN = 1 / CCD row binning
NOCMROF = 0 / [arcsec] Map RA offset
NOCSKY = 0 / sky offset modulus
NOCNPOS = 1 / observation number in requested number
NOCCBIN = 1 / CCD column binning
NOCTYP = 'OBJECT' / Observation type
NOCDPOS = 0 / Dither position
NOCDPAT = 'unknown' / Dither pattern
NOCDREP = 0 / Dither repetition count
RAINDEX = 0 / [arcsec] RA index
RAZERO = 0 / [arcsec] RA zero
ALT = '79:49:23.16' / Telescope altitude
DECINST = 0 / [arcsec] Dec instrument center
DECDIFF = 0 / [arcsec] Dec diff
FOCUS = -9593 / [mm] Telescope focus
PARALL = 193.45 / [deg] parallactic angle
DECZERO = 0 / [arcsec] Dec zero
AZ = '11:46:14.52' / Telescope azimuth
RADIFF = 0 / [arcsec] RA diff
RAINST = 0 / [arcsec] RA instrument center
DECOFF = -0.0877 / median positional offset from PS1, in arcsec
DECINDEX = 0 / [arcsec] Dec index
RAOFF = 0.0061 / median positional offset from PS1, in arcsec
MSEPEDF = -9593 / [microns] MSE pedestal focus position
MSEREADY = 'guide' / MSE shutter ready (none|guide|dark|restore)
TCPGDR = 'on' / Guider status (on|off|lock)
ZHECKSUM = 'MoUMOnUKMnUKMnUK' / HDU checksum updated 2019-04-17T08:08:35
ZDATASUM = '3219324934' / data unit checksum updated 2019-04-17T08:08:35
DTNSANAM = 'k4m_160414_102258_ori.fits.fz'
DTTELESC = 'kp4m'
DTINSTRU = 'mosaic3'
DTACQNAM = '/data4/observer/mos3.82231.fits'
ODATEOBS = '2016-04-14T10:22:58.0'
DTPROPID = '2016A-0453'
DTCALDAT = '2016-04-13'
DTSITE = 'kp'
PRODTYPE = 'image'
PROCTYPE = 'raw'
WCSASTRM = 'kp4m.20151027T113418 by Valdes 2015-12-14'
WCSDIM = 2
CTYPE1 = 'RA---TAN'
CTYPE2 = 'DEC--TAN'
CRVAL1 = 255.7429289728
CRVAL2 = 41.36375198581
CRPIX1 = 4222.048761072
CRPIX2 = -86.72016496163999
CD2_1 = 2.742491015275E-07
CD1_1 = -7.2063733404660E-05
CD2_2 = 7.207313496613E-05
CD1_2 = -9.531430665808E-08
GAINONE = '1.84 1.66 1.69 1.76' / (e-/DN) for hdu id: 9 10 11 12
RDNOISE = '8.95 9.60 8.45 8.94' / (e-) for hdu id: 9 10 11 12
GAIN = 80.104 / exptime as gain
CCD_NO = 4
FILTER_O = 'zd DECcam k1038'
MJD_OBS = 57492.43261574
SKY = 51.374 / (e-/s per pixel)
SKYRMS = 0.77
SATURATE = 883.096 / 40000adu*gain/exptime
PIX1_SHT = 0 / 1-pixel-shift image
ORIGIN = 3.0 / BASS MzLS Image Process Version
ARTIFACT = 'Y' / Artifact was done
HASSAT = T / Has satellite correction
NUM_COSM = 35745 / Cosmicray Number
BASS-TLM = '2019-03-20T11:28:17' / Time of last modification
COMMENT MODIFIED:DATE-OBS,INSTRUME,OBSERVAT,OBSID,OBSTYPE,PROPID,SIMPLE,TELESCOP
COMMENT ,TIME-OBS
CHECKSUM = 'ZZapeZTmZZZmbZZm' / HDU checksum updated 2019-04-17T16:08:50
DATASUM = '4172281624' / data unit checksum updated 2019-04-17T16:08:50
RADESYS = 'ICRS' / Astrometric system
CUNIT1 = 'deg' / Axis unit
CUNIT2 = 'deg' / Axis unit
PV1_0 = -0.0008134608279136 / Projection distortion parameter
PV1_1 = 1.009181417364 / Projection distortion parameter
PV1_2 = 0.002642756598175 / Projection distortion parameter
PV1_4 = 0.00366332939353 / Projection distortion parameter
PV1_5 = -0.002803163137692 / Projection distortion parameter
PV1_6 = -0.0006698266295154 / Projection distortion parameter
PV1_7 = -0.1130594826652 / Projection distortion parameter
PV1_8 = 0.01216956662072 / Projection distortion parameter
PV1_9 = -0.09874982947664999 / Projection distortion parameter
PV1_10 = 0.002663986024458 / Projection distortion parameter
PV1_12 = -0.004907584084857 / Projection distortion parameter
PV1_13 = -0.02023594195838 / Projection distortion parameter
PV1_14 = -0.02481147196631 / Projection distortion parameter
PV1_15 = -0.008066706474263 / Projection distortion parameter
PV1_16 = -0.00506034045365 / Projection distortion parameter
PV2_0 = -0.000804906541351 / Projection distortion parameter
PV2_1 = 1.00919527254 / Projection distortion parameter
PV2_2 = 0.00322459720607 / Projection distortion parameter
PV2_4 = -9.099246741302E-05 / Projection distortion parameter
PV2_5 = -0.0008434977653168 / Projection distortion parameter
PV2_6 = -0.00483705786659 / Projection distortion parameter
PV2_7 = -0.09982907888889 / Projection distortion parameter
PV2_8 = -0.002264171839405 / Projection distortion parameter
PV2_9 = -0.09287253705075001 / Projection distortion parameter
PV2_10 = 0.0129480371785 / Projection distortion parameter
PV2_12 = -0.01987206484612 / Projection distortion parameter
PV2_13 = -0.00098877679969379 / Projection distortion parameter
PV2_14 = -0.01494900401272 / Projection distortion parameter
PV2_15 = -0.02472084177864 / Projection distortion parameter
PV2_16 = -0.01083923657524 / 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 = 5.402508621365E-06 / Astrom. dispersion RMS (ref., high S/N)
ASTRRMS2 = 4.054798405134E-06 / Astrom. dispersion RMS (ref., high S/N)
ASTINST = 1 / SCAMP astrometric instrument label
FLXSCALE = 0.01248377109757 / SCAMP relative flux scale
MAGZEROP = 0.0 / SCAMP zero-point
PHOTIRMS = 0.0 / mag dispersion RMS (internal, high S/N)
PHOTINST = 1.0 / SCAMP photometric instrument label
PHOTLINK = 'F' / True if linked to a photometric field
RA_OFF = -9.174348087981E-05 / SCAMP
DEC_OFF = 6.123405182734E-05 / SCAMP
RARMS = 0.02074693644861 / SCAMP
DECRMS = 0.01185961599044 / SCAMP
NSTAR = 594 / SCAMP
CALI_REF = 'PS1' / the reference database for calibration
CCDZPT = 26.3899 / zero point for CCD
CCDZPTA = 26.3871 / zero point for CCD ampA [1:2016,1:2048]
CCDZPTB = 26.3617 / zero point for CCD ampB [2017:4032,1:2048]
CCDZPTC = 26.4343 / zero point for CCD ampC [1:2016, 2049,4096]
CCDZPTD = 26.3887 / zero point for CCD ampD [2017:4032,2049:4096]
CCDPHOFF = 26.3899 / photometric offset of the matched stars
CCDPHRMS = 0.0396 / zpt rms of the matched objects in CCD
PHRMSA = 0.0359 / zpt rms of the matched objects in CCD ampA
PHRMSB = 0.0318 / zpt rms of the matched objects in CCD ampB
PHRMSC = 0.0352 / zpt rms of the matched objects in CCD ampC
PHRMSD = 0.0362 / zpt rms of the matched objects in CCD ampD
APER_R = 13.0 / (pixels) photo-aperture radius
FWHM = 3.2723 / FWHM in pixel
SEEING = 0.8442 / seeing in arcsec
TRANS = 1.4334 / median transparency.
CCDNSTAR = 9660.0 / total number of stars detected on a CCD
NMATCH = 309.0 / total number of matched stars in 2 arcsec
NMATCHA = 91.0 / number of matched stars in CCD ampA
NMATCHB = 79.0 / number of matched stars in CCD ampB
NMATCHC = 61.0 / number of matched stars in CCD ampC
NMATCHD = 78.0 / number of matched stars in CCD ampD
MDNCOL = 1.5553 / median (g-i) color of matched stars in CCD
COLT_PAR = '-0.009472,0.030410,-0.087745,0.010291' / par.in [gi^3,gi^2,gi^1,gi^0]
EBV = 0.0216 / E(B-V) from SFD1998
MLIM = 22.65 / magnitude limiting of 5-sigma galaxy detection
CALI_V = '3.0.2' / 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