Keywords: mrtcal-prog-manual

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# IMBF-antenna

MRTCAL splits the antenna extension in the antenna slow and antenna fast descriptions. Antenna slow:

    XTENSION (C)  = BINTABLE               / binary table extension
    BITPIX   (I4) =                      8 / 8-bit bytes
    NAXIS    (I4) =                      2 / 2-dimensional binary table
    NAXIS1   (I4) =                   6228 / width of table in bytes
    NAXIS2   (I4) =                      8 / number of rows in table
    PCOUNT   (I4) =                      0 / size of special data area
    GCOUNT   (I4) =                      1 / one data group (required keyword)
    TFIELDS  (I4) =                     19 / number of fields in each row
    EXTNAME  (C)  = IMBF-antenna           / name of this binary table extension
    SCANNUM  (I4) =                    138 / Scan number
    OBSNUM   (I4) =                      1 / Observation number
    DATE-OBS (C)  = 2017-03-29T10:54:54.41 / observation start in TIMESYS system
    MJD_BEG  (R8) =   57841.4547964699     / Duplicate of DATE-OBS (memory only)
    DATE-END (C)  = 2017-03-29T10:54:58.42 / observation end in TIMESYS system
    MJD_END  (R8) =   57841.4548428241     / Duplicate of DATE-END (memory only)
    OBSTYPE  (C)  = calibrate              / Observation type
    SUBSTYPE (C)  = calSky                 / Subscan type
    SUBSTIME (R8) =   5.00000000000000     / [s] Subscan time
    SYSTEMOF (C)  = projection             / System for offsets
    SUBSXOFF (R8) = -2.908882000000000E-03 / [rad] Subscan x offset
    SUBSYOFF (R8) =   0.00000000000000     / [rad] Subscan y offset
    SETYPE01 (C)  =                        / Segment type
    SETIME01 (R8) =   0.00000000000000     / [s] Segment time
    SEXOFF01 (R8) =   0.00000000000000     / [rad] Segment x offset
    SEYOFF01 (R8) =   0.00000000000000     / [rad] Segment y offset
    SEXSTA01 (R8) =   0.00000000000000     / [rad] Segment x start
    SEYSTA01 (R8) =   0.00000000000000     / [rad] Segment y start
    SEXEND01 (R8) =   0.00000000000000     / [rad] Segment x end
    SEYEND01 (R8) =   0.00000000000000     / [rad] Segment y end
    SESPES01 (R8) =   0.00000000000000     / [rad/s] Speed at start of segment
    SESPEE01 (R8) =   0.00000000000000     / [rad/s] Speed at end of segment
    DOPPLERC (R8) =  0.999881490337000     / Doppler correction factor
    OBSVELRF (R8) =   28.8325140071000     / [km/s] Observer velocity in rest frame
    MJD      (R8) =   57841.4547916667     ...    57841.4548726852 / [Julian day] MJD at integration start
    LST      (R8) =   83367.2657212536     ...    83374.2848861940 / [s] Local apparent sidereal time (integration s
    LONGOFF  (R8) = -2.908881986513734E-03 ...  -2.908881986513734E/ [rad] long. offset from source in user native f
    LATOFF   (R8) =   0.00000000000000     ...    0.00000000000000 / [rad] lat. offset from source in user native fr
    CAZIMUTH (R8) =   1.31577241984522     ...    1.31600523032287 / [rad] Commanded Azimuth
    CELEVATI (R8) =  0.630288975389516     ...   0.630683181202881 / [rad] Commanded Elevation
    TRACEFLA (I4) =              0      ...                   0    / Trace Flag

Antenna fast:

    XTENSION (C)  = BINTABLE               / binary table extension
    BITPIX   (I4) =                      8 / 8-bit bytes
    NAXIS    (I4) =                      2 / 2-dimensional binary table
    NAXIS1   (I4) =                   6228 / width of table in bytes
    NAXIS2   (I4) =                      8 / number of rows in table
    PCOUNT   (I4) =                      0 / size of special data area
    GCOUNT   (I4) =                      1 / one data group (required keyword)
    TFIELDS  (I4) =                     19 / number of fields in each row
    EXTNAME  (C)  = IMBF-antenna           / name of this binary table extension
    DATE-OBS (C)  = 2017-03-29T10:54:54.41 / observation start in TIMESYS system
    MJD_BEG  (R8) =   57841.4547964699     / Duplicate of DATE-OBS (memory only)
    DATE-END (C)  = 2017-03-29T10:54:58.42 / observation end in TIMESYS system
    MJD_END  (R8) =   57841.4548428241     / Duplicate of DATE-END (memory only)
    TRACERAT (I4) =                    128 / No. of fast traces per slow trace
    MJDFAST  (R8) =   57841.4547569444     ...    57841.4548494466 / [Julian day] MJD at integration start
    AZIMUTH  (R8) =   1.31550400027680     ...    1.31576626838095 / [rad] Encoder Azimuth
    ELEVATIO (R8) =  0.631753369365499     ...   0.632199246447845 / [rad] Encoder Elevation