[Aavso-photometry] HQ needs your help! (arne)

[Terry Bohlsen]

Dear Arne
I have found that U Tuc only has 2 comp stars in the field photometry list 
but many more than that labelled on the new and old chart. Is this what you 
mean as missing stars?

Terry Bohlsen


----- Original Message ----- 
From: <aavso-photometry-request at mira.aavso.org>
To: <aavso-photometry at mira.aavso.org>
Sent: Wednesday, August 20, 2008 2:00 AM
Subject: Aavso-photometry Digest, Vol 57, Issue 11


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>   1. HQ needs your help! (arne)
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> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 18 Aug 2008 12:04:02 -0400
> From: arne <arne at aavso.org>
> Subject: [Aavso-photometry] HQ needs your help!
> To: AAVSO-DIS <aavso-discussion at mira.aavso.org>, Aavso-Photometry
> <aavso-photometry at mira.aavso.org>
> Message-ID: <48A99D72.5060409 at aavso.org>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> We are trying to track down a problem with the comparison star database.
> For several fields, the old charts in the chart archive:
> http://www.aavso.org/observing/charts/
> had full sequences, but for the new VSP database,
> these sequences don't seem to have gotten loaded.
>
> The fields we know about are:
> U Cas
> AE Aqr
> W Com
> DH Aql
>
> Since 4 fields have missing comparison stars, we expect others to be
> the same way, but we don't have the time to look at each and every
> field to find other examples.  If you know of such fields,
> enter them through CHET:
> http://www.aavso.org/bluegold/chet/index.html
> (note: you have to be logged into blue and gold to use CHET)
>
> The more fields that we know about, the easier it will be to track down
> the bug causing the problem.  These fields will be obvious: compared
> to the old chart archive, either *no* comparison stars will be shown
> in VSP, or only a few stars of a much larger sequence will be shown.
> We're not asking about those fields where most of the sequence is
> plotted with one or two missing sequence stars, or about those
> variables that did not have an existing chart.
>
> Once we have a good understanding of the missing fields, then we'll
> do a last update of the comparison star database.  Try to give us
> your results in the next few days so that we can finish this process
> sooner than later.
>
> Thanks!
> Arne
>
>
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> End of Aavso-photometry Digest, Vol 57, Issue 11
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