[daip] Re: your phone message
Mark Reid
reid at cfa.harvard.edu
Mon Nov 21 16:30:29 EST 2005
Leonia,
On Sun, 20 Nov 2005, Leonia Kogan wrote:
> May I say again the main point:
> DEL directs to correct DELAY and
> DERIVATIVE directs to correct RATE.
> DEL does not effect RATE; DERIVATIVE does not effect DELAY.
>
I think I agree with everything you stated, but putting
some values in a CL table is not the final test. The
proof of the entire calibration procedure is what matters.
I expected that after applying the CL table corrections
that my data would be calibrated. That is, they would show
little or no effect of the atmosphere or clock errors that
I was trying to fix. This did not happen. Instead,
after CLCOR and re-FRINGing (applying the new CL table), the
multi-band delays drifted in time. They drifted in time in a manner
that suggested that the atmospheric rate (and the clock rate) had
not been removed.
Mark
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