[mmaimcal] [Almasci_chile] Some thoughts on ALMA calibrator sources

[Jeff Mangum]

I have updated the AsaCatalogues wiki with the information that Harvey 
and Ed provided on ATNF and VLBA calibrator surveys, respectively.

-- Jeff


On 5/10/10 11:39 AM, Al Wootten wrote:
> Hi Anita
>
> There is a wiki for discussion of the development of requirements for 
> a calibrator database.  It should be a framework for pushing the 
> discussion along--Jeff updated it in June of last year.
>
> http://almasw.hq.eso.org/almasw/bin/view/Archive/AsaCatalogues
>
> I'd suggest that to be a good place to put your draft for discussion.
>
> The science group task assignments are at:
> http://wikis.alma.cl/bin/view/AIV/ScienceGroupTaskAssignments
> It looks like Stuartt is in SCO this week; you could chat with him and 
> Richard and Rudiger, I'd suggest.
>
> Clear skies,
> Al
>
> Anita M. S. Richards wrote:
>>
>> Al et al.,
>>
>> Some time ago I was asked by Andreas to produce a document on 
>> metadata requirements for ALMA calibration sources, with a view 
>> (among other things) to defining what information could be extracted 
>> from the pipeline, as well as standardising descriptions of existing 
>> catalogues.  This was in parallel with some work for the VO on 
>> metadata requirements for interferometry.
>>
>> Anyway, I talked to some of the relevant people and produced a draft, 
>> but I am very aware than I may not have foound all the relevant 
>> material. Also I do not know where to go next with it.  Since I am in 
>> Santiago this week and then at the OSF, if there is anyone who might 
>> find this useful I can send them the draft and discuss what to do next?
>>
>> thanks very much
>>
>> Anita
>>
>> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
>> - -
>> Dr. A.M.S. Richards, UK ARC Node, Room 3.135
>> Jodrell Bank Centre for Astrophysics, Alan Turing Building, 
>> University of Manchester, M13 9PL
>> +44 (0)161 275 4243
>> and
>> MERLIN/VLBI National Facility, Jodrell Bank Observatory, Cheshire 
>> SK11 9DL, U.K. +44 (0)1477 571321 (tel) 571618 (fax)
>>
>> "Socialism or barbarism?" Rosa Luxemburg (1915)
>>
>> On Mon, 10 May 2010, Al Wootten wrote:
>>
>>> Hi folks
>>>
>>> It is a good time to consider this subject again.
>>>
>>> As we discussed at the Dec 09 Sci IPT meeting the SPT survey sources
>>> presented in:
>>> http://arxiv.org/abs/0912.2338
>>> support the predictions made in the numerous ALMA memos on the subject.
>>>  The area surveyed was very limited but of course this is a dynamic
>>> field with Planck and the SPT still exploring.
>>>
>>> I think sourceCatalog.py is a derivative of SMA and other catalogs but
>>> ALMA is reaching the point where it can contribute usefully to 
>>> compendia.
>>>
>>> There was a plan at some point for a comprehensive EVLA/VLB/ALMA 
>>> catalog
>>> but I do not know where that stands or whether ALMA needs an 
>>> independent
>>> initiative.  Temporal measurements are critical--certain SBs run in
>>> March used calibrators which had worked well for the SMA but whose flux
>>> had faded to uselessness even for the more sensitive ALMA 3-antenna 
>>> array.
>>>
>>> Clear skies,
>>> Al
>>>
>>> Harvey Liszt wrote:
>>>> Something to keep boredom at bay. Attached.
>>>>
>>>> H
>>>>
>>>>
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>>>>
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