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------ **p4src2vis.cc** : Compute visibilities from a source list -------
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~~~~
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**JSkyMap** package Version tag= JSkyMap_Aug2020 (V= 1.7)
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~~~~
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**JSkyMap** package Version tag= JSkyMap_Apr2021 (V= 1.75)
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p4src2vis : computes visibility arrays from a list of sources
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(Visibilities would be in Kelvin for source brightness in Jansky)
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Usage: p4src2vis [-options] [dish1_pos dish2_pos dish3_pos ...]
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[-src SourceListFile] [-sfb RefFreq,def_beta] [-out OutVisi_FileName]
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[-mapdec dec_min,decmax,decstep] [-omap OutMap_PPFFile]
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[-cktpmap beam_num] [-prt PrintLevel] [-noairg]
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~~~~
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----
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~~~~
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-setup SetupFileName : setup array as defined in file SetupFileName (see setup_paon4.d as example)
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-paon4 : setup array as PAON4
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-lat latitude : define array latitude (in degree)
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instead of of ra-binned covering the full 24 hours
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-src SourceListFile : Input source list file name (default NONE -> use internal list)
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text format, 1 source/line: ra dec flux [beta=spectral index]
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-sfb RefFreq,def_beta : Ref. frequency and default sepctral index sor extrapolating source fluxes
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-sfb RefFreq,def_beta : Ref. frequency and default sepctral index sor extrapolating source fluxes (def=1400,0.)
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if this argument is specified, the source fluxes are extrapolated to the observed frequency when reading from file
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No extrapolation is done if not specified (beta=0) - typical beta value = -2 (notice negative sign)
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-out OutVisi_FileName : Output file (PPF or FITS) for the visibility arrays (default p4visi.ppf)
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one array / pointing , Auto+6 CxCorr (Auto, 1-2, 1-3, 1-4, 2-3, 2-4, 3-4)
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Specify path/name.fits ( filetype = fits) to write output array as a fits file
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