HDU 0

SIMPLE = T / Standard FITS format (NOST-100.0)

BITPIX = 16 / # of bits storing pix values

NAXIS = 0 / # of axes in frame

EXTEND = T / Extension may be present

ORIGIN = 'ESO-PARANAL' / European Southern Observatory

DATE = '2018-05-16T08:57:36.482' / UT date when this file was written

TELESCOP= 'ESO-VST ' / ESO Telescope Name

INSTRUME= 'OMEGACAM' / Instrument used.

OBJECT = 'vphas_2244' / Original target.

RA = 274.285708 / 18:17:08.5 RA (J2000) pointing (deg)

DEC = -37.74194 / -37:44:30.9 DEC (J2000) pointing (deg)

EQUINOX = 2000. / Standard FK5 (years)

RADECSYS= 'FK5 ' / Coordinate reference frame

EXPTIME = 25.0000 / Total integration time

MJD-OBS = 58254.373023817 / MJD start (2018-05-16T08:57:09.258)

DATE-OBS= '2018-05-16T08:57:09.257' / Date of observation

UTC = 32221.000 / 08:57:01.000 UTC at start (sec)

LST = 71490.536 / 19:51:30.536 LST at start (sec)

PI-COI = 'UNKNOWN ' / PI-COI name.

OBSERVER= 'UNKNOWN ' / Name of observer.

HIERARCH ESO ADA ABSROT END = -116.53940 / Abs rot angle at exp end (deg)

HIERARCH ESO ADA ABSROT PPOS = 'POS ' / sign of probe position

HIERARCH ESO ADA ABSROT START= -116.74122 / Abs rot angle at exp start (deg)

HIERARCH ESO ADA GUID STATUS = 'OFF ' / Status of autoguider

HIERARCH ESO ADA POSANG = 0.00000 / Position angle at start

HIERARCH ESO DET BITS = 16 / Bits per pixel readout

HIERARCH ESO DET CHIPS = 32 / # of chips in detector array

HIERARCH ESO DET DATE = '2004-11-10' / Installation date

HIERARCH ESO DET DEC = 0.000000000 / Apparent 00:00:00.0 DEC at start

HIERARCH ESO DET DID = 'ESO-VLT-DIC.OMEGA_CCD,ESO-VLT-DIC.FCDDCS' / Dict

HIERARCH ESO DET EXP NO = 1591 / Unique exposure ID number

HIERARCH ESO DET EXP RDTTIME = 30.592 / image readout time

HIERARCH ESO DET EXP TYPE = 'Normal ' / Exposure type

HIERARCH ESO DET EXP XFERTIM = 30.509 / image transfer time

HIERARCH ESO DET FRAM ID = 1 / Image sequencial number

HIERARCH ESO DET FRAM TYPE = 'Normal ' / Frame type

HIERARCH ESO DET ID = 'CCD FIERA - Rev: 238334' / Detector system Id

HIERARCH ESO DET NAME = 'ocmsci1 - ocmsci1' / Name of detector system

HIERARCH ESO DET OUTPUTS = 32 / # of outputs

HIERARCH ESO DET OUTREF = 0 / reference output

HIERARCH ESO DET RA = 0.000000000 / Apparent 00:00:00.0 RA at start

HIERARCH ESO DET READ CLOCK = 'mosaic read (ordered)' / Readout clock pattern u

HIERARCH ESO DET READ MODE = 'normal ' / Readout method

HIERARCH ESO DET READ NFRAM = 1 / Number of readouts buffered in sin

HIERARCH ESO DET READ SPEED = 'normal ' / Readout speed

HIERARCH ESO DET SHUT ID = 'OmegaCAM (Bonn) SE132' / Shutter unique identifi

HIERARCH ESO DET SHUT TMCLOS = -0.804 / Time taken to close shutter

HIERARCH ESO DET SHUT TMOPEN = -0.804 / Time taken to open shutter

HIERARCH ESO DET SHUT TYPE = 'curtain ' / type of shutter

HIERARCH ESO DET SOFW MODE = 'Normal ' / CCD sw operational mode

HIERARCH ESO DET TELE INT = 600.0 / Interval between two successive te

HIERARCH ESO DET TELE NO = 22 / # of sources active

HIERARCH ESO DET TLM1 END = 147.000 / Telemetry value at read completion

HIERARCH ESO DET TLM1 ID = 'SE132 ' / ID of telemetry sensor

HIERARCH ESO DET TLM1 NAME = 'Mosaicplate out' / Description of telemetry para

HIERARCH ESO DET TLM1 START = 147.000 / Telemetry value at read start

HIERARCH ESO DET TLM10 END = 287.400 / Telemetry value at read completion

HIERARCH ESO DET TLM10 ID = 'SE20 ' / ID of telemetry sensor

HIERARCH ESO DET TLM10 NAME = 'Bottom Heat Exc' / Description of telemetry para

HIERARCH ESO DET TLM10 START = 287.400 / Telemetry value at read start

HIERARCH ESO DET TLM2 END = 1.900E-05 / Telemetry value at read completion

HIERARCH ESO DET TLM2 ID = 'SE8 ' / ID of telemetry sensor

HIERARCH ESO DET TLM2 NAME = 'Cryostat Vacuum' / Description of telemetry para

HIERARCH ESO DET TLM2 START = 1.900E-05 / Telemetry value at read start

HIERARCH ESO DET TLM3 END = 285.000 / Telemetry value at read completion

HIERARCH ESO DET TLM3 ID = 'SE10 ' / ID of telemetry sensor

HIERARCH ESO DET TLM3 NAME = 'Fiera 1 ps' / Description of telemetry param.

HIERARCH ESO DET TLM3 START = 285.000 / Telemetry value at read start

HIERARCH ESO DET TLM4 END = 286.000 / Telemetry value at read completion

HIERARCH ESO DET TLM4 ID = 'SE11 ' / ID of telemetry sensor

HIERARCH ESO DET TLM4 NAME = 'Fiera 1 dfe' / Description of telemetry param.

HIERARCH ESO DET TLM4 START = 286.000 / Telemetry value at read start

HIERARCH ESO DET TLM5 END = 284.400 / Telemetry value at read completion

HIERARCH ESO DET TLM5 ID = 'SE12 ' / ID of telemetry sensor

HIERARCH ESO DET TLM5 NAME = 'Fiera 2 ps' / Description of telemetry param.

HIERARCH ESO DET TLM5 START = 284.400 / Telemetry value at read start

HIERARCH ESO DET TLM6 END = 286.400 / Telemetry value at read completion

HIERARCH ESO DET TLM6 ID = 'SE13 ' / ID of telemetry sensor

HIERARCH ESO DET TLM6 NAME = 'Fiera 2 dfe' / Description of telemetry param.

HIERARCH ESO DET TLM6 START = 286.400 / Telemetry value at read start

HIERARCH ESO DET TLM7 END = 285.300 / Telemetry value at read completion

HIERARCH ESO DET TLM7 ID = 'SE14 ' / ID of telemetry sensor

HIERARCH ESO DET TLM7 NAME = 'Fiera 3 ps' / Description of telemetry param.

HIERARCH ESO DET TLM7 START = 285.300 / Telemetry value at read start

HIERARCH ESO DET TLM8 END = 286.600 / Telemetry value at read completion

HIERARCH ESO DET TLM8 ID = 'SE15 ' / ID of telemetry sensor

HIERARCH ESO DET TLM8 NAME = 'Fiera 3 dfe' / Description of telemetry param.

HIERARCH ESO DET TLM8 START = 286.600 / Telemetry value at read start

HIERARCH ESO DET TLM9 END = 114.800 / Telemetry value at read completion

HIERARCH ESO DET TLM9 ID = 'SE19 ' / ID of telemetry sensor

HIERARCH ESO DET TLM9 NAME = 'Top Heat Exchan' / Description of telemetry para

HIERARCH ESO DET TLM9 START = 114.800 / Telemetry value at read start

HIERARCH ESO DET WIN1 BINX = 1 / Binning factor along X

HIERARCH ESO DET WIN1 BINY = 1 / Binning factor along Y

HIERARCH ESO DET WIN1 DIT1 = 25.000000 / actual subintegration time

HIERARCH ESO DET WIN1 DKTM = 25.3199 / Dark current time

HIERARCH ESO DET WIN1 NDIT = 1 / # of subintegrations

HIERARCH ESO DET WIN1 NX = 17152 / # of pixels along X

HIERARCH ESO DET WIN1 NY = 16800 / # of pixels along Y

HIERARCH ESO DET WIN1 ST = T / If T, window enabled

HIERARCH ESO DET WIN1 STRX = 1 / Lower left pixel in X

HIERARCH ESO DET WIN1 STRY = 1 / Lower left pixel in Y

HIERARCH ESO DET WIN1 UIT1 = 25.000000 / user defined subintegration time

HIERARCH ESO DET WINDOWS = 1 / # of windows readout

HIERARCH ESO DPR CATG = 'SCIENCE ' / Observation category

HIERARCH ESO DPR TECH = 'IMAGE,OFFSET' / Observation technique

HIERARCH ESO DPR TYPE = 'OBJECT ' / Observation type

HIERARCH ESO INS DATE = '2002-01-31' / Instrument release date (yyyy-mm-d

HIERARCH ESO INS DID = 'ESO-VLT-DIC.OMEGACAM_ICS-217958' / Data dictiona

HIERARCH ESO INS FILT1 ID = 'PS4 ' / Filter unique id.

HIERARCH ESO INS FILT1 NAME = 'r_SDSS ' / Filter name.

HIERARCH ESO INS FILT1 NO = 2 / Pos 1-6=Mag.A 7-12=Mag.B 0=NO Filt

HIERARCH ESO INS FILT1 SWSIM = F / If T, function is software simulat

HIERARCH ESO INS ID = 'OMEGACAM/176642' / Instrument ID.

HIERARCH ESO INS MODE = 'IMAGING ' / Instrument mode used.

HIERARCH ESO INS SENS1 ID = 'LCUR ' / sensor ID.

HIERARCH ESO INS SENS1 NAME = 'Lamps current' / sensor common name.

HIERARCH ESO INS SENS1 VAL = 0.000 / [A] Calibration Lamps Current

HIERARCH ESO INS SENS2 ID = 'FCFLI ' / sensor ID.

HIERARCH ESO INS SENS2 NAME = 'Flow Cooling Fluid IN of Ins' / sensor common na

HIERARCH ESO INS SENS2 VAL = 5.49 / [l/min] Instr Cool. Fluid Flow IN

HIERARCH ESO INS SENS3 ID = 'FCFLD ' / sensor ID.

HIERARCH ESO INS SENS3 NAME = 'Diff flow Cooling Fluid of Ins' / sensor common

HIERARCH ESO INS SENS3 VAL = -0.38 / [l/min] Instr Cool. Fluid Flow DIF

HIERARCH ESO INS SHUT1 SWSIM = F / If T, function is software simulat

HIERARCH ESO INS SWSIM = 'NORMAL ' / Software simulation.

HIERARCH ESO INS TEMP11 ID = 'TFS ' / Temperature sensor ID.

HIERARCH ESO INS TEMP11 NAME = 'Temp. Filter System' / Temperature sensor name.

HIERARCH ESO INS TEMP11 VAL = 13.8 / [DEG C] Filter system temperature

HIERARCH ESO INS TEMP12 ID = 'TFCL1 ' / Temperature sensor ID.

HIERARCH ESO INS TEMP12 NAME = 'Temp. FIERA Cooling Liquid IN' / Temperature sen

HIERARCH ESO INS TEMP12 VAL = 7.2 / [DEG C] FIERA Cooling Liquid IN T

HIERARCH ESO INS TEMP13 ID = 'TFCL2 ' / Temperature sensor ID.

HIERARCH ESO INS TEMP13 NAME = 'Temp. FIERA Cooling Liquid OUT' / Temperature se

HIERARCH ESO INS TEMP13 VAL = 10.2 / [DEG C] FIERA Cooling Liquid OUT T

HIERARCH ESO OBS AIRM = 1.2 / Req. max. airmass

HIERARCH ESO OBS AMBI FWHM = 1.1 / Req. max. seeing

HIERARCH ESO OBS AMBI TRANS = '2CLR ' / Req. sky transparency

HIERARCH ESO OBS ATM = 'NATM ' / Req. Atmospheric Turbulence Model

HIERARCH ESO OBS CONTAINER ID= 1321787 / Scheduling container ID

HIERARCH ESO OBS CONTAINER TYPE= 'C ' / Scheduling container type

HIERARCH ESO OBS CONTRAST = 0.0 / Req. contrast

HIERARCH ESO OBS DID = 'ESO-VLT-DIC.OBS-2.0' / OBS Dictionary

HIERARCH ESO OBS EXECTIME = 121 / Expected execution time

HIERARCH ESO OBS GRP = '0 ' / linked blocks

HIERARCH ESO OBS ID = 1321812 / Observation block ID

HIERARCH ESO OBS MOON DIST = 60 / Req. min. angular dist. from moon

HIERARCH ESO OBS MOON FLI = 0.5 / Req. max. fractional lunar illum.

HIERARCH ESO OBS NAME = 'p97vphas_2244_urnad' / OB name

HIERARCH ESO OBS NTPL = 2 / Number of templates within OB

HIERARCH ESO OBS OBSERVER = 'UNKNOWN ' / Observer Name

HIERARCH ESO OBS PI-COI ID = 17728 / ESO internal PI-COI ID

HIERARCH ESO OBS PI-COI NAME = 'UNKNOWN ' / PI-COI name

HIERARCH ESO OBS PROG ID = '177.D-3023(K)' / ESO program identification

HIERARCH ESO OBS START = '2018-05-16T08:56:27' / OB start time

HIERARCH ESO OBS STREHLRATIO = 0.0 / Req. strehl ratio

HIERARCH ESO OBS STRTG = 'Standard' / Observing strategy

HIERARCH ESO OBS TARG NAME = 'vphas_2244' / OB target name

HIERARCH ESO OBS TPLNO = 2 / Template number within OB

HIERARCH ESO OBS TWILIGHT = 0 / Req. twilight

HIERARCH ESO OBS WATERVAPOUR = 0.0 / Req. water vapour

HIERARCH ESO OCS DET1 IMGNAME= 'OMEGACAM_IMG_OBS' / Data File Name.

HIERARCH ESO TEL ADC ST = F / ADC state, if T ADC is in path.

HIERARCH ESO TEL AIRM END = 1.093 / Airmass at end

HIERARCH ESO TEL AIRM START = 1.092 / Airmass at start

HIERARCH ESO TEL ALT = 66.272 / Alt angle at start (deg)

HIERARCH ESO TEL AMBI FWHM END= 0.33 / Seeing queried from ASM (arcsec)

HIERARCH ESO TEL AMBI FWHM START= 0.33 / Seeing queried from ASM (arcsec)

HIERARCH ESO TEL AMBI PRES END= 744.68 / Air pressure from ASM (hPa)

HIERARCH ESO TEL AMBI PRES START= 744.70 / Air pressure from ASM (hPa)

HIERARCH ESO TEL AMBI RHUM = 8. / Relative humidity from ASM

HIERARCH ESO TEL AMBI TAU0 = 0.016839 / Average coherence time (s)

HIERARCH ESO TEL AMBI TEMP = 13.21 / Amb temp from ASM (deg C)

HIERARCH ESO TEL AMBI WINDDIR= 68. / Wind direction (N=0 E=90) (deg)

HIERARCH ESO TEL AMBI WINDSP = 3.10 / Wind speed from ASM (m/s)

HIERARCH ESO TEL AZ = 50.945 / Az angle at start (deg) S=0,W=90

HIERARCH ESO TEL CHOP ST = F / True when chopping is active

HIERARCH ESO TEL DATE = '2011-05-10T24:00:00.0' / TCS installation date

HIERARCH ESO TEL DID = 'ESO-VLT-DIC.TCS' / Data dictionary for TEL

HIERARCH ESO TEL DOME STATUS = 'FULLY-OPEN' / Dome status

HIERARCH ESO TEL FOCU ID = 'CA ' / Telescope focus station ID

HIERARCH ESO TEL FOCU LEN = 14.497 / Focal length (m)

HIERARCH ESO TEL FOCU SCALE = 14.267 / Focal scale (arcsec/mm)

HIERARCH ESO TEL FOCU VALUE = 0.438 / M2 setting (mm)

HIERARCH ESO TEL GEOELEV = 2648. / Elevation above sea level (m)

HIERARCH ESO TEL GEOLAT = -24.6251 / Tel geo latitute (+=North) (deg)

HIERARCH ESO TEL GEOLON = -70.4027 / Tel geo longitude (+=East) (deg)

HIERARCH ESO TEL ID = 'v 300949' / TCS version number

HIERARCH ESO TEL MOON DEC = 17.41235 / 17:24:44.4 DEC (J2000) (deg)

HIERARCH ESO TEL MOON RA = 67.113862 / 04:28:27.3 RA (J2000) (deg)

HIERARCH ESO TEL OPER = 'I, Respiri' / Telescope Operator

HIERARCH ESO TEL PARANG END = 63.394 / Parallactic angle at end (deg)

HIERARCH ESO TEL PARANG START= 63.192 / Parallactic angle at start (deg)

HIERARCH ESO TEL TARG ALPHA = 181708.570 / Alpha coordinate for the target

HIERARCH ESO TEL TARG COORDTYPE= 'M ' / Coordinate type (M=mean A=apparent

HIERARCH ESO TEL TARG DELTA = -374431.000 / Delta coordinate for the target

HIERARCH ESO TEL TARG EPOCH = 2000.000 / Epoch

HIERARCH ESO TEL TARG EPOCHSYSTEM= 'J ' / Epoch system (default J=Julian)

HIERARCH ESO TEL TARG EQUINOX= 2000.000 / Equinox

HIERARCH ESO TEL TARG PARALLAX= 0.000 / Parallax

HIERARCH ESO TEL TARG PMA = 0.000000 / Proper Motion Alpha

HIERARCH ESO TEL TARG PMD = 0.000000 / Proper motion Delta

HIERARCH ESO TEL TARG RADVEL = 0.000 / Radial velocity

HIERARCH ESO TEL TH M1 TEMP = 13.15 / M1 superficial temperature (deg C)

HIERARCH ESO TEL TRAK STATUS = 'NORMAL ' / Tracking status

HIERARCH ESO TPL DID = 'ESO-VLT-DIC.TPL-1.9' / Data dictionary for TPL

HIERARCH ESO TPL EXPNO = 1 / Exposure number within template

HIERARCH ESO TPL ID = 'OMEGACAM_img_obs_offset' / Template signature ID

HIERARCH ESO TPL NAME = 'OMEGACAM offset mode sequence' / Template name

HIERARCH ESO TPL NEXP = 2 / Number of exposures within templat

HIERARCH ESO TPL PRESEQ = 'OMEGACAM_img_obs_offset.seq' / Sequencer script

HIERARCH ESO TPL START = '2018-05-16T08:56:44' / TPL start time

HIERARCH ESO TPL VERSION = '1.0 ' / Version of the template

ORIGFILE= 'OMEGACAM_IMG_OBS136_0114.fits' / Original File Name

ARCFILE = 'OMEGA.2018-05-16T08:57:09.258.fits' / Archive File Name

CHECKSUM= 'hdUkjZUihdUihZUi' / HDU checksum updated 2018-05-16T08:58:21

DATASUM = ' 0' / data unit checksum updated 2018-05-16T08:58:21

ESOGRADE= 'A '

OBSTATUS= 'Completed'

PREVIEWV= '$Id: preview,v 1.14 2012/12/05 10:14:23 jim Exp $' / Version of previ

SOFTVERS= '$Revision: 1.208 $' / CIRDR Version

SOFTDATE= '$Date: 2017/04/25 11:03:15 $' / CIRDR release date

SOFTAUTH= 'Jim Lewis <jrl@ast.cam.ac.uk>' / Contact for bug reports

SOFTINST= 'CASU: http://casu.ast.cam.ac.uk' / CASU URL

CASUVERS= 'omegacam version 1.0' / CASU Release Version Number

OSA_TIME= ' ' / OSA time stamp

OSA_MFID= 0 / OSA Multiframe ID

HDU 1

XTENSION= 'IMAGE ' / binary table extension

BITPIX = 32 / data type of original image

NAXIS = 2 / dimension of original image

NAXIS1 = 2048 / length of original image axis

NAXIS2 = 4100 / length of original image axis

PCOUNT = 0 / size of special data area

GCOUNT = 1 / one data group (required keyword)

EXTNAME = 'ESO_CCD_#65' / Extension name

ORIGIN = 'ESO-PARANAL' / European Southern Observatory

DATE = '2018-05-16T08:57:36.482' / UT date when this file was written

CTYPE1 = 'RA---TAN' / Pixel coordinate system

CTYPE2 = 'DEC--TAN' / Pixel coordinate system

CRPIX1 = 8545.43757360252 / Ref. pixel of center of rotation

CRPIX2 = 8551.92005680109 / Ref. pixel of center of rotation

CRVAL1 = 274.283655865884 / [deg] [deg] 18:17:08.5 Value of ref pixel

CRVAL2 = -37.7510458132233 / [deg] [deg] -37:44:30.9 Value of ref pixel

CD1_1 = 5.92691990497921E-05 / WCS transform matrix element

CD2_1 = 1.00890555801382E-07 / WCS transform matrix element

CD1_2 = -7.58218022532466E-08 / WCS transform matrix element

CD2_2 = 5.92703427155983E-05 / WCS transform matrix element

HIERARCH ESO DET CHIP DATE = '2004-06-01' / Date of installation [YYYY-MM-DD]

HIERARCH ESO DET CHIP ID = 'ESO_CCD_#65' / Detector chip identification

HIERARCH ESO DET CHIP INDEX = 1 / Chip index

HIERARCH ESO DET CHIP NAME = 'e2vCCD44-82' / Detector chip name

HIERARCH ESO DET CHIP NX = 2048 / # of pixels along X

HIERARCH ESO DET CHIP NY = 4100 / # of pixels along Y

HIERARCH ESO DET CHIP PSZX = 15.0 / Size of pixel in X

HIERARCH ESO DET CHIP PSZY = 15.0 / Size of pixel in Y

HIERARCH ESO DET CHIP X = 1 / X location in array

HIERARCH ESO DET CHIP XGAP = 1500.0 / Gap between chips along x

HIERARCH ESO DET CHIP Y = 1 / Y location in array

HIERARCH ESO DET CHIP YGAP = 5640.0 / Gap between chips along y

HIERARCH ESO DET OUT1 CHIP = 1 / Chip to which the output belongs

HIERARCH ESO DET OUT1 CONAD = 2.08 / Conversion from ADUs to electrons

HIERARCH ESO DET OUT1 GAIN = 0.48 / Conversion from electrons to ADU

HIERARCH ESO DET OUT1 ID = 'L ' / Output ID as from manufacturer

HIERARCH ESO DET OUT1 INDEX = 1 / Output index

HIERARCH ESO DET OUT1 NAME = 'L ' / Description of output

HIERARCH ESO DET OUT1 NX = 2048 / valid pixels along X

HIERARCH ESO DET OUT1 NY = 4100 / valid pixels along Y

HIERARCH ESO DET OUT1 OVSCX = 48 / Overscan region in X

HIERARCH ESO DET OUT1 OVSCY = 100 / Overscan region in Y

HIERARCH ESO DET OUT1 PRSCX = 48 / Prescan region in X

HIERARCH ESO DET OUT1 PRSCY = 0 / Prescan region in Y

HIERARCH ESO DET OUT1 RON = 0.00 / [e-] Readout noise per output (ele

HIERARCH ESO DET OUT1 X = 1 / X location of output

HIERARCH ESO DET OUT1 Y = 1 / Y location of output

INHERIT = T / denotes the INHERIT keyword convention

BIASCOR = T / Bias correction done

BIASSRC = 'bias_20180515.fit[1]' / Bias frame used

OVERSCAN= T / Overscan correction done

FLATCOR = T / Flat correction done

FLATSRC = 'r_SDSS_flat_apr2018.fit[1]' / Flat frame used

GAINCOR = 0.9888426 / Gain correction factor

CIR_CPM = 'r_SDSS_conf_apr2018.fit[1]' / Confidence map

SEEING = 3.386096 / Seeing estimate from CLASSIFY

ELLIPTIC= 0.116836 / Ellipticity estimate from IMCORE

HISTORY 20180530 02:19:48

HISTORY $Id: cir_platesol.c,v 1.15 2011/05/31 09:20:51 jim Exp $

CIR_VERS= '$Revision: 1.208 $' / CIRDR Version

NUMBRMS = 858 / Number of stars used in fit

STDCRMS = 0.089637815952301 / RMS of standard coordinates

WCSPASS = 2

NUMSTDS = 1082 / Number of standards available

RAZP02 = -7.365239 / [arcsec] Ref RA shift pass 0 to 2 (new - old)

DECZP02 = -32.76262 / [arcsec] Ref Dec shift pass 0 to 2 (new - old)

BSCALE = 1.

MAGZPT = 24.427 / Photometric ZP (mags) for default extinction

MAGZRR = 0.036 / Photometric ZP error (mags)

EXTINCT = 0.09 / Extinction coefficient (mags)

CHECKSUM= 'ULRmVJQkUJQkUJQk' / HDU checksum updated 2018-05-16T08:58:21

DATASUM = '3338863446' / data unit checksum updated 2018-05-16T08:58:21