--- 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
ORIGIN = '' / Institution
DATE = '2018-05-05T19:45:31' / file creation date (YYYY-MM-DDThh:mm:ss UT)
DATE-OBS = '2013-04-30T01:23:0.00' / UTC start date of observation
TELESCOP = 'VLTI' / Generic name of the array
INSTRUME = 'MIDI' / Generic name of the instrument
OBSERVER = 'MULTI' / Who acquired the data
CONTENT = 'OIFITS2' / This file is an OIFITS2 container
INSMODE = 'MULTI' / Instrument mode
OBJECT = 'DK Cha' / Object identifier
REFERENC = 'MULTI' / Bibliographic reference
PROG_ID = 'MULTI' / Programme ID
PROCSOFT = 'MIA+EWS-2015Feb16' / Versioned DRS
OBSTECH = 'MULTI' / Observation technique
CHECKSUM = 'ba5ZeX3Xba3XbW3X' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '         0' / data unit checksum updated 2018-05-05T19:45:31
RA = 193.320597 / [deg]
DEC = -77.11962 / [deg]
--- header unit 1: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 134 / width of table in bytes
NAXIS2 = 1 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 17 / number of fields in each row
TTYPE1 = 'TARGET_ID' / label for field 1
TFORM1 = 'I' / data format of field: 2-byte INTEGER
TTYPE2 = 'TARGET' / label for field 2
TFORM2 = '16A' / data format of field: ASCII Character
TTYPE3 = 'RAEP0' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TUNIT3 = 'deg' / physical unit of field
TTYPE4 = 'DECEP0' / label for field 4
TFORM4 = 'D' / data format of field: 8-byte DOUBLE
TUNIT4 = 'deg' / physical unit of field
TTYPE5 = 'EQUINOX' / label for field 5
TFORM5 = 'E' / data format of field: 4-byte REAL
TUNIT5 = 'yr' / physical unit of field
TTYPE6 = 'RA_ERR' / label for field 6
TFORM6 = 'D' / data format of field: 8-byte DOUBLE
TUNIT6 = 'deg' / physical unit of field
TTYPE7 = 'DEC_ERR' / label for field 7
TFORM7 = 'D' / data format of field: 8-byte DOUBLE
TUNIT7 = 'deg' / physical unit of field
TTYPE8 = 'SYSVEL' / label for field 8
TFORM8 = 'D' / data format of field: 8-byte DOUBLE
TUNIT8 = 'm/s' / physical unit of field
TTYPE9 = 'VELTYP' / label for field 9
TFORM9 = '8A' / data format of field: ASCII Character
TTYPE10 = 'VELDEF' / label for field 10
TFORM10 = '8A' / data format of field: ASCII Character
TTYPE11 = 'PMRA' / label for field 11
TFORM11 = 'D' / data format of field: 8-byte DOUBLE
TUNIT11 = 'deg/yr' / physical unit of field
TTYPE12 = 'PMDEC' / label for field 12
TFORM12 = 'D' / data format of field: 8-byte DOUBLE
TUNIT12 = 'deg/yr' / physical unit of field
TTYPE13 = 'PMRA_ERR' / label for field 13
TFORM13 = 'D' / data format of field: 8-byte DOUBLE
TUNIT13 = 'deg/yr' / physical unit of field
TTYPE14 = 'PMDEC_ERR' / label for field 14
TFORM14 = 'D' / data format of field: 8-byte DOUBLE
TUNIT14 = 'deg/yr' / physical unit of field
TTYPE15 = 'PARALLAX' / label for field 15
TFORM15 = 'E' / data format of field: 4-byte REAL
TUNIT15 = 'deg' / physical unit of field
TTYPE16 = 'PARA_ERR' / label for field 16
TFORM16 = 'E' / data format of field: 4-byte REAL
TUNIT16 = 'deg' / physical unit of field
TTYPE17 = 'SPECTYP' / label for field 17
TFORM17 = '16A' / data format of field: ASCII Character
EXTNAME = 'OI_TARGET' / name of this binary table extension
OI_REVN = 2 / Revision number of the table definition
CHECKSUM = 'oWGerVDdoVDdoVDd' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '1875909026' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 2: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 76 / width of table in bytes
NAXIS2 = 4 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 7 / number of fields in each row
TTYPE1 = 'TEL_NAME' / label for field 1
TFORM1 = '16A' / data format of field: ASCII Character
TTYPE2 = 'STA_NAME' / label for field 2
TFORM2 = '16A' / data format of field: ASCII Character
TTYPE3 = 'STA_INDEX' / label for field 3
TFORM3 = 'I' / data format of field: 2-byte INTEGER
TTYPE4 = 'DIAMETER' / label for field 4
TFORM4 = 'E' / data format of field: 4-byte REAL
TUNIT4 = 'm' / physical unit of field
TTYPE5 = 'STAXYZ' / label for field 5
TFORM5 = '3D' / data format of field: 8-byte DOUBLE
TUNIT5 = 'm' / physical unit of field
TTYPE6 = 'FOV' / label for field 6
TFORM6 = 'D' / data format of field: 8-byte DOUBLE
TUNIT6 = 'arcsec' / physical unit of field
TTYPE7 = 'FOVTYPE' / label for field 7
TFORM7 = '6A' / data format of field: ASCII Character
EXTNAME = 'OI_ARRAY' / name of this binary table extension
OI_REVN = 2 / Revision number of the table definition
ARRNAME = 'VLTI' / Array name
FRAME = 'GEOCENTRIC' / Coordinate frame
ARRAYX = 1945262.4 / [m] Array centre x coordinate
ARRAYY = -5464377. / [m] Array centre y coordinate
ARRAYZ = -2659007. / [m] Array centre z coordinate
EXTVER = 1 / ID number of this OI_ARRAY
CHECKSUM = '9gaFHeS99eYEEeY9' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '258508284' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 3: 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 = 101 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 2 / number of fields in each row
TTYPE1 = 'EFF_WAVE' / label for field 1
TFORM1 = 'E' / data format of field: 4-byte REAL
TUNIT1 = 'm' / physical unit of field
TTYPE2 = 'EFF_BAND' / label for field 2
TFORM2 = 'E' / data format of field: 4-byte REAL
TUNIT2 = 'm' / physical unit of field
EXTNAME = 'OI_WAVELENGTH' / name of this binary table extension
OI_REVN = 2 / Revision number of the table definition
INSNAME = 'MIDI/PRISM' / Detector name
EXTVER = 1 / ID number of this OI_WAVELENGTH
CHECKSUM = 'FgGHIdEFFdEFFdEF' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '117071242' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 4: 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 = 240 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 2 / number of fields in each row
TTYPE1 = 'EFF_WAVE' / label for field 1
TFORM1 = 'E' / data format of field: 4-byte REAL
TUNIT1 = 'm' / physical unit of field
TTYPE2 = 'EFF_BAND' / label for field 2
TFORM2 = 'E' / data format of field: 4-byte REAL
TUNIT2 = 'm' / physical unit of field
EXTNAME = 'OI_WAVELENGTH' / name of this binary table extension
OI_REVN = 2 / Revision number of the table definition
INSNAME = 'MIDI/GRISM' / Detector name
EXTVER = 2 / ID number of this OI_WAVELENGTH
CHECKSUM = 'ZQb3ZNa1ZNa1ZNa1' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '1334224958' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 5: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 1763 / width of table in bytes
NAXIS2 = 1 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 10 / number of fields in each row
TTYPE1 = 'TARGET_ID' / label for field 1
TFORM1 = 'I' / data format of field: 2-byte INTEGER
TTYPE2 = 'TIME' / label for field 2
TFORM2 = 'D' / data format of field: 8-byte DOUBLE
TUNIT2 = 's' / physical unit of field
TTYPE3 = 'MJD' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TUNIT3 = 'day' / physical unit of field
TTYPE4 = 'INT_TIME' / label for field 4
TFORM4 = 'D' / data format of field: 8-byte DOUBLE
TUNIT4 = 's' / physical unit of field
TTYPE5 = 'VIS2DATA' / label for field 5
TFORM5 = '101D' / data format of field: 8-byte DOUBLE
TTYPE6 = 'VIS2ERR' / label for field 6
TFORM6 = '101D' / data format of field: 8-byte DOUBLE
TTYPE7 = 'UCOORD' / label for field 7
TFORM7 = '1D' / data format of field: 8-byte DOUBLE
TUNIT7 = 'm' / physical unit of field
TTYPE8 = 'VCOORD' / label for field 8
TFORM8 = '1D' / data format of field: 8-byte DOUBLE
TUNIT8 = 'm' / physical unit of field
TTYPE9 = 'STA_INDEX' / label for field 9
TFORM9 = '2I' / data format of field: 2-byte INTEGER
TTYPE10 = 'FLAG' / label for field 10
TFORM10 = '101L' / data format of field: 1-byte LOGICAL
EXTNAME = 'OI_VIS2' / name of this binary table extension
OI_REVN = 2 / Revision number of the table definition
DATE-OBS = '2013-04-30' / UTC start date of observations
ARRNAME = 'VLTI' / Array name
INSNAME = 'MIDI/PRISM' / Detector name
EXTVER = 1 / ID number of this OI_VIS2
CHECKSUM = '7oZd8oYc7oYc7oYc' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '3968057810' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 6: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 4126 / width of table in bytes
NAXIS2 = 2 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 10 / number of fields in each row
TTYPE1 = 'TARGET_ID' / label for field 1
TFORM1 = 'I' / data format of field: 2-byte INTEGER
TTYPE2 = 'TIME' / label for field 2
TFORM2 = 'D' / data format of field: 8-byte DOUBLE
TUNIT2 = 's' / physical unit of field
TTYPE3 = 'MJD' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TUNIT3 = 'day' / physical unit of field
TTYPE4 = 'INT_TIME' / label for field 4
TFORM4 = 'D' / data format of field: 8-byte DOUBLE
TUNIT4 = 's' / physical unit of field
TTYPE5 = 'VIS2DATA' / label for field 5
TFORM5 = '240D' / data format of field: 8-byte DOUBLE
TTYPE6 = 'VIS2ERR' / label for field 6
TFORM6 = '240D' / data format of field: 8-byte DOUBLE
TTYPE7 = 'UCOORD' / label for field 7
TFORM7 = '1D' / data format of field: 8-byte DOUBLE
TUNIT7 = 'm' / physical unit of field
TTYPE8 = 'VCOORD' / label for field 8
TFORM8 = '1D' / data format of field: 8-byte DOUBLE
TUNIT8 = 'm' / physical unit of field
TTYPE9 = 'STA_INDEX' / label for field 9
TFORM9 = '2I' / data format of field: 2-byte INTEGER
TTYPE10 = 'FLAG' / label for field 10
TFORM10 = '240L' / data format of field: 1-byte LOGICAL
EXTNAME = 'OI_VIS2' / name of this binary table extension
OI_REVN = 2 / Revision number of the table definition
DATE-OBS = '2013-05-02' / UTC start date of observations
ARRNAME = 'VLTI' / Array name
INSNAME = 'MIDI/GRISM' / Detector name
EXTVER = 2 / ID number of this OI_VIS2
CHECKSUM = '4fGb4ZDZ4dDb4ZDZ' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '869587930' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 7: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 13580 / width of table in bytes
NAXIS2 = 3 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 13 / number of fields in each row
TTYPE1 = 'TARGET_ID' / label for field 1
TFORM1 = 'I' / data format of field: 2-byte INTEGER
TTYPE2 = 'TIME' / label for field 2
TFORM2 = 'D' / data format of field: 8-byte DOUBLE
TUNIT2 = 's' / physical unit of field
TTYPE3 = 'MJD' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TUNIT3 = 'day' / physical unit of field
TTYPE4 = 'INT_TIME' / label for field 4
TFORM4 = 'D' / data format of field: 8-byte DOUBLE
TUNIT4 = 's' / physical unit of field
TTYPE5 = 'VISAMP' / label for field 5
TFORM5 = '101D' / data format of field: 8-byte DOUBLE
TTYPE6 = 'VISAMPERR' / label for field 6
TFORM6 = '101D' / data format of field: 8-byte DOUBLE
TTYPE7 = 'VISPHI' / label for field 7
TFORM7 = '101D' / data format of field: 8-byte DOUBLE
TUNIT7 = 'deg' / physical unit of field
TTYPE8 = 'VISPHIERR' / label for field 8
TFORM8 = '101D' / data format of field: 8-byte DOUBLE
TUNIT8 = 'deg' / physical unit of field
TTYPE9 = 'UCOORD' / label for field 9
TFORM9 = '1D' / data format of field: 8-byte DOUBLE
TUNIT9 = 'm' / physical unit of field
TTYPE10 = 'VCOORD' / label for field 10
TFORM10 = '1D' / data format of field: 8-byte DOUBLE
TUNIT10 = 'm' / physical unit of field
TTYPE12 = 'STA_INDEX' / label for field 11
TFORM12 = '2I' / data format of field: 2-byte INTEGER
TTYPE13 = 'FLAG' / label for field 12
TFORM13 = '101L' / data format of field: 1-byte LOGICAL
EXTNAME = 'OI_VIS' / name of this binary table extension
TUNIT5 = 'Jy' / Units of field 5
TUNIT6 = 'Jy' / Units of field 6
OI_REVN = 2 / Revision number of the table definition
DATE-OBS = '2013-04-30' / UTC start date of observations
ARRNAME = 'VLTI' / Array name
INSNAME = 'MIDI/PRISM' / Detector name
EXTVER = 1 / ID number of this OI_VIS
AMPTYP = 'correlated flux' / Class of amplitude data
PHITYP = 'differential' / Class of phase data
TTYPE11 = 'VISREFMAP' / label for field
TFORM11 = '10201L' / format of field
TDIM11 = '(101,101)' / Dimensions of field 11
CHECKSUM = '0m2A3k070k0A0k07' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '1854962633' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 8: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 65566 / width of table in bytes
NAXIS2 = 2 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 13 / number of fields in each row
TTYPE1 = 'TARGET_ID' / label for field 1
TFORM1 = 'I' / data format of field: 2-byte INTEGER
TTYPE2 = 'TIME' / label for field 2
TFORM2 = 'D' / data format of field: 8-byte DOUBLE
TUNIT2 = 's' / physical unit of field
TTYPE3 = 'MJD' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TUNIT3 = 'day' / physical unit of field
TTYPE4 = 'INT_TIME' / label for field 4
TFORM4 = 'D' / data format of field: 8-byte DOUBLE
TUNIT4 = 's' / physical unit of field
TTYPE5 = 'VISAMP' / label for field 5
TFORM5 = '240D' / data format of field: 8-byte DOUBLE
TTYPE6 = 'VISAMPERR' / label for field 6
TFORM6 = '240D' / data format of field: 8-byte DOUBLE
TTYPE7 = 'VISPHI' / label for field 7
TFORM7 = '240D' / data format of field: 8-byte DOUBLE
TUNIT7 = 'deg' / physical unit of field
TTYPE8 = 'VISPHIERR' / label for field 8
TFORM8 = '240D' / data format of field: 8-byte DOUBLE
TUNIT8 = 'deg' / physical unit of field
TTYPE9 = 'UCOORD' / label for field 9
TFORM9 = '1D' / data format of field: 8-byte DOUBLE
TUNIT9 = 'm' / physical unit of field
TTYPE10 = 'VCOORD' / label for field 10
TFORM10 = '1D' / data format of field: 8-byte DOUBLE
TUNIT10 = 'm' / physical unit of field
TTYPE12 = 'STA_INDEX' / label for field 11
TFORM12 = '2I' / data format of field: 2-byte INTEGER
TTYPE13 = 'FLAG' / label for field 12
TFORM13 = '240L' / data format of field: 1-byte LOGICAL
EXTNAME = 'OI_VIS' / name of this binary table extension
TUNIT5 = 'Jy' / Units of field 5
TUNIT6 = 'Jy' / Units of field 6
OI_REVN = 2 / Revision number of the table definition
DATE-OBS = '2013-05-02' / UTC start date of observations
ARRNAME = 'VLTI' / Array name
INSNAME = 'MIDI/GRISM' / Detector name
EXTVER = 2 / ID number of this OI_VIS
AMPTYP = 'correlated flux' / Class of amplitude data
PHITYP = 'differential' / Class of phase data
TTYPE11 = 'VISREFMAP' / label for field
TFORM11 = '57600L' / format of field
TDIM11 = '(240,240)' / Dimensions of field 11
CHECKSUM = 'VeLaYdJWVdJaVdJW' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '1981020977' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 9: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 1737 / width of table in bytes
NAXIS2 = 1 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 7 / number of fields in each row
TTYPE1 = 'TARGET_ID' / label for field 1
TFORM1 = 'I' / data format of field: 2-byte INTEGER
TTYPE2 = 'MJD' / label for field 2
TFORM2 = 'D' / data format of field: 8-byte DOUBLE
TUNIT2 = 'day' / physical unit of field
TTYPE3 = 'INT_TIME' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TUNIT3 = 's' / physical unit of field
TTYPE4 = 'FLUXDATA' / label for field 4
TFORM4 = '101D' / data format of field: 8-byte DOUBLE
TTYPE5 = 'FLUXERR' / label for field 5
TFORM5 = '101D' / data format of field: 8-byte DOUBLE
TTYPE7 = 'FLAG' / label for field 6
TFORM7 = '101L' / data format of field: 1-byte LOGICAL
EXTNAME = 'OI_FLUX' / name of this binary table extension
TUNIT4 = 'Jy' / Units of field 4
TUNIT5 = 'Jy' / Units of field 5
OI_REVN = 1 / Revision number of the table definition
DATE-OBS = '2013-04-30' / UTC start date of observations
ARRNAME = 'VLTI' / Array name
INSNAME = 'MIDI/PRISM' / Detector name
CALSTAT = 'C' / Calibration state (U or C)
EXTVER = 1 / ID number of this OI_FLUX
TTYPE6 = 'STA_INDEX' / label for field
TFORM6 = 'I' / format of field
CHECKSUM = 'CECdECCcCCCcCCCc' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '1436587112' / data unit checksum updated 2018-05-05T19:45:31
--- header unit 10: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 4100 / width of table in bytes
NAXIS2 = 2 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 7 / number of fields in each row
TTYPE1 = 'TARGET_ID' / label for field 1
TFORM1 = 'I' / data format of field: 2-byte INTEGER
TTYPE2 = 'MJD' / label for field 2
TFORM2 = 'D' / data format of field: 8-byte DOUBLE
TUNIT2 = 'day' / physical unit of field
TTYPE3 = 'INT_TIME' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TUNIT3 = 's' / physical unit of field
TTYPE4 = 'FLUXDATA' / label for field 4
TFORM4 = '240D' / data format of field: 8-byte DOUBLE
TTYPE5 = 'FLUXERR' / label for field 5
TFORM5 = '240D' / data format of field: 8-byte DOUBLE
TTYPE7 = 'FLAG' / label for field 6
TFORM7 = '240L' / data format of field: 1-byte LOGICAL
EXTNAME = 'OI_FLUX' / name of this binary table extension
TUNIT4 = 'Jy' / Units of field 4
TUNIT5 = 'Jy' / Units of field 5
OI_REVN = 1 / Revision number of the table definition
DATE-OBS = '2013-05-02' / UTC start date of observations
ARRNAME = 'VLTI' / Array name
INSNAME = 'MIDI/GRISM' / Detector name
CALSTAT = 'C' / Calibration state (U or C)
EXTVER = 2 / ID number of this OI_FLUX
TTYPE6 = 'STA_INDEX' / label for field
TFORM6 = 'I' / format of field
CHECKSUM = '6ASa74RS69RY69RY' / HDU checksum updated 2018-05-05T19:45:31
DATASUM = '2204938910' / data unit checksum updated 2018-05-05T19:45:31