[mmaimcal] ATF extended until September

Harvey Liszt hliszt at nrao.edu
Tue May 27 12:22:05 EDT 2008


In which case, I should have suggested also using the ATNF or MOPRA 
calibrator list ...

H.

-------------
Harvey Liszt wrote:
> Forgive me for not realizing that there was such an extensive list of 
> VLBI calibrators at dec < -30 ... ;)
> 
> H.
> 
> ---------------------------------------
> Al Wootten wrote:
> 
>> Hi Harvey
>>
>> Yes, but we need to get an ALMA database ready to run when we get to the
>> S. Hemisphere.  We can't rely on others for long; the ATF already has
>> the SMA sensitivity and at 3mm where the SMA does not operate.  Also,
>> we are interested in calibrators which will be appropriate for ALMA but
>> are too weak for the current generation of interferometers to bother 
>> with.
>> It will be harder to get something going with the myriad distractions 
>> in Chile.
>> The OT will not go to a ragtag collection of interferometers to find 
>> out what to
>> observe; it needs its own database, which Ed and others are developing.
>>
>> Clear skies,
>> Al
>> Harvey Liszt writes:
>>  > Wouldn't it be easier just to go to the calibrator lists of the 
>> CARMA,  > SMA, and PdBI interferomters?
>>  >  > H.
>>  > -----------------------------------------
>>  > Ed Fomalont wrote:
>>  > > Hello all,
>>  > >  > >     I would be interested in observing many 'VLBA' 
>> calibrators at the  > > ATF in order to see how strong they are at the 
>> high frequencies.  My  > > guess is that there might be several 
>> hundred calibrators strong enough  > > (at least this week) to be put 
>> into the system.
>>  > >  > >     Cheers,  Ed
>>  > >  > > _______________________________________________
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>>  >  >  > --  > Harvey Liszt                          work:434.296.0344 
>> fax 0278
>>  > Scientist & Spectrum Manager          home:434.973.3744
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>>  > 520 Edgemont Road                     mailto:hliszt at nrao.edu
>>  > Charlottesville, VA 22903-2475        http://www.cv.nrao.edu/~hliszt
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> 


-- 
Harvey Liszt                          work:434.296.0344 fax 0278
Scientist & Spectrum Manager          home:434.973.3744
National Radio Astronomy Observatory  cell:434.227.6356 (+41792953708)
520 Edgemont Road                     mailto:hliszt at nrao.edu
Charlottesville, VA 22903-2475        http://www.cv.nrao.edu/~hliszt

                   "Be Kind To Radio Astronomy"
                 http://www.nrao.edu/~hliszt/RFI/




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