[daip] Invalid Tsys values not recognized.

[Eric Greisen]

On 08/30/2014 09:22 PM, R. Craig Walker wrote:
> I have a TY table from TA035B (Aug 14 data using the DDC) that has some
> entries that appear to be flagged as bad.  The values, according to PRTAB
> and LISTR, are 999.00.  They are not getting recognized as bad.  These are
> the first Tsys of the project in RR for antennas 5 and 6.  They appear to
> get used in calibration, probably with that value as there are clear
> spurious amplitudes at the time in question.  Something needs to be done
> to either avoid such values, or have them recognized properly.
>
> Data set is on noatak disk 3 (/home/noatak2/AIPS/DA01)
> AIPS 2:  288  450 TA035B_VLBA .TASAV .    1 UV 30-AUG-2014 21:12:21
> (the original MULTI file has been subjected to editing of the TY table).
>
> This problem rings a bell so I think we've seen it before.  Apparently it
> has not been addressed.

Remind me what tasks use the TY values and I could add code to them to 
view Tsys > 998 as 'INDE'.  I suppose that I could bury this deeper 
still in the table I/O routine.

Eric