[evlatests] Referenced Pointing, with Durations
Bryan Butler
bbutler at nrao.edu
Thu Aug 30 23:08:23 EDT 2007
we know this won't work. it's a bug in obs2script (and maybe in TelCal too,
don't know about that). there is no reason to continue to test reference
pointing with durations until that bug is fixed.
-bryan
On 8/30/07 16:11, Rick Perley wrote:
> Following the successful recovery of referenced pointing with
> stop-time files, we tested to see if the procedure works with files in
> Durations.
>
> Answer: It doesn't.
>
> Details:
>
> Observations were made of 3C273, at Kband. Following an X-band
> referenced pointing determination, four short scans followed -- two with
> the offset solution applied, two with it not, alternating. This cycle
> (including the reference pointing determination) was repeated once.
> Ken confirms that offset solutions were made.
> The subsequent amplitudes show no difference whatever between the
> 'on' and 'off' states.
>
> Until this bug is squashed, high-frequency observations (especially
> in daytime) should be made using stop times.
>
>
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