[daip] CLCOR, OPCODE 'ANTC'

Leonia Kogan lkogan at nrao.edu
Mon May 14 10:09:07 EDT 2007


Dear Andreas,

I tried CLCOR with my data and got the right answer!
So

1. Try CLCOR using your data with AIPS version 'new'
2. Ran aips task TASAV to keep only attached tables and send me the 
tasav'ed UV data

LK
Andreas Brunthaler wrote:

> Dear Leonid,
> 
> I have noticed some strange behaviour of CLCOR with OPCODE 'ANTC'
> recently for some EVN data:
> 
> CLCOR1: Task CLCOR  (release of 31DEC07) begins
> CLCOR1: CL version input   2 output   2
> CLCOR1: SOUMOD: change in Epoch    RA,DEC -1.61600E+00  1.34600E+00 asec
> CLCOR1: SOUMOD: change in Apparent RA,DEC  1.10493E+06  6.34087E+01 asec
> CLCOR1: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> CLCOR1: !!! SU table is corrected for the selected source. !!!
> CLCOR1: !!! So you should apply the corrected CL table     !!!
> CLCOR1: !!! to match the data. See HELP.                   !!!
> CLCOR1: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> CLCOR1:    390 Records modified
> CLCOR1: Appears to have ended successfully
> 
> While the shift in 'Epoch' is correct, I get a shift of 1.1E+06
> arcseconds in 'Apparent'.
> 
> Was the task changed recently? I remember that I always used 'ANTP' to
> change the 'Epoch'-Position.
> 
> Cheers,
> Andreas
> 





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