[daip] Problems with polarization calibration in AIPS 31DEC09

Luis F. Rodriguez l.rodriguez at crya.unam.mx
Mon Oct 12 13:04:50 EDT 2009


>Is the SUBARRAY adverb set to something besides 1?   The AN file you 
>printed looks good but is for SUBARRRAY  1.  If you are asking RLDIF for 
>a 2nd SUBARRAY there could be trouble.  Otherwise I have no real idea.
>
I have been using SUBARRAY 0. I checked that in RLDIF I was asking
for SUBARRAY 0. After PCAL I do get a matrix from RLDIF
with DOPOL 1, but it is only zeros.

I can repeat the calibration sticking to SUBARRAY 1.


>Is your 31DEC09 completely up to date via the MNJ.  I see from the 
>XYZHAND keyword that it is relatively recent but I did not remember to 
>link everything at first.
>
The computer people here assured me that the MNJ is active.
Is there an easy way to check when was the last update?

Luis.




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