[daip] Re: delzn
Leonia Kogan
lkogan at aoc.nrao.edu
Mon Oct 31 15:30:45 EST 2005
Ed,
You wrote:
>What I think is happening when CLCOR deals with the files is that only
the ATMOSPHERE >corrections are being applied to the data, but not the
clock data.
As usual you are right. But now I think you are right partially.
Yes, CLCOR (OPCODE='ATMO') corrects only the atmosphere IF CLCORPRM(1)=0
but it should correct atmosphere+clock if CLCORPRM(1)=1
I think you used CLCORPRM=0 :)
Please check it and let me know the result
Leonia
Ed Fomalont wrote:
> Hi Leonia,
>
> I've been using DELZN with my recent VLBA observations.
>
> It is working well when I use the option to apply the corrections
> and make a
> new CL table (apamr(4)=1, aparm(5)=1). However, if I make an output
> file
> using aparm(8)=1 with OUTFILE specified, applying these corrections using
> CLCOR, opcode 'ATM' has problems. What I think is happening when CLCOR
> deals with the files is that only the ATMOSPHERE corrections are being
> applied to the data,
> but not the clock data. This should be easy for you to check.
>
> I need this approach because I want to use the atmosphere and clock
> derive at
> one frequency to other frequencies, in another data base, observed
> about the same time.
>
> Thanks, Ed
>
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