[daip] Task APCAL: "AMPCAL: PARAMETER MXVAL TOO SMALL"

[Eric Greisen]

Géraldine Bourda wrote:
>   Hello,
> I am analyzing global data observed in March 2011 during two experiments 
> (GC034E and GC034F).
> While running the task APCAL with AIPS (version 31DEC10), I get the 
> following message: "AMPCAL: PARAMETER MXVAL TOO SMALL: CONTACT AIPS ADMIN".
> I already read the message and the corresponding answer, which subject 
> are [daip] MXVAL 
> <http://listmgr.cv.nrao.edu/pipermail/daip/2002-May/002449.html>, on the 
> help webpages (Cf. 
> http://listmgr.cv.nrao.edu/pipermail/daip/2002-May/date.html#2450). But 
> while trying the solution suggested, I could not get any valuable 
> solution (I just obtained the same error message).
> Do you have any idea, please?
> Thanks in advance,
>         Geraldine Bourda.
> 
> More details: When I run the task APCAL with TSYS/GAIN information from 
> only GC034E or GC034F, it works. BUT when I concatenate these 
> information and try again to run the same task, it is not working 
> anymore and I get the error message given above.
> 
> 
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Did you run MERGECAL on the concatenated data set?
That may be needed.  I can increase things but MERGECAL remains important.

Eric Greisen