[daip] [Vlavlbausers] Error in AIPS task FILLM in handling opacities

Eric Greisen egreisen at nrao.edu
Mon Jun 22 11:16:15 EDT 2009

Yoshiaki Hagiwara wrote:
> Dear Claire,
> Regarding the problem with FILLM, I wonder if my data(AH979, Observ.
> date=03-OCT-2008) are having opacity errors you mentioned below, since 
> I observed changing frequencies during observations,
>> This can make a significant error if one of the
>> bands is at relatively high frequency.
> In my observations, the difference of frequency change is less than 100
> Mhz
> within K-band. Do you think it caused significant errors?
> I don't think that my data are affected by the problem
> below.

All of your observations were in a single band and so were not affected 
by the error which applied only to changes between bands - e.g. K to C 
and back.

Eric Greisen

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