Usage for replaceTsysScanFromSQLD
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This is a utility to replace the Tsys spectrum for one combination
of antenna+spw+pol+scan with the median value from the square law detector Tsys located in the SysCal.xml table.
Typically, the SysCal.xml table was produced manually by running casapy-telcal offline. To do this, it calls getTsysFromSysCal
See also removeTsysSpike
, and replaceTsys
au.replaceTsysScanFromSQLD(caltable, sqld, asdm, spws, verbose=False)
- caltable: the name of the gencal-produced Tsys cal table to correct
- sqld: the path to the SysCal.xml file to get the SQLD Tsys values from
- asdm: the path to the original ASDM (with SpectralWindow.xml and Scan.xml)
- spws: the spws to replace (in order of baseband number). It can be either a python list of integers, or a comma-delimited string of integers. The number of spws specified must match the number of SQLDs in the SysCal.xml file.