[evlatests] TCal values

Bryan Butler bbutler at nrao.edu
Tue Oct 24 14:03:21 EDT 2023


Rich should be able to get these in.  But he's on vacation right now (I 
think he still is - he was last week).

	-Bryan


Rob Long via evlatests wrote on 10/24/23 09:42:
> Hi Rick,
> 
> There are existing folders in filehost that are for the P-band and 
> 4-band cal data. This is in the same area as the cryo receiver T-cal 
> data. (\\filehost\evla\techdocs\FE_Rx_Data\EVLA\P-band F302 (or 4-band 
> F301). The data is in a .txt file.
> 
> I can get all of these folders added/updated.
> 
> Rob
> 
> On 10/24/2023 9:05 AM, Rick Perley via evlatests wrote:
>>
>> Eric reminded me that the Tcal values used to calculate the system 
>> temperatures are available in the 'CD' table.
>>
>> Reviewing this, I find that all antennas *except* ea12, ea18, ea20, 
>> ea23, ea24, ea25, and ea26 are set to 1.0  K.  The values for the 
>> named antennas range from 10 to 23K, and are different between the two 
>> polarizations.  (ea13 was out of the array, so no statement can be 
>> made for it).
>>
>> It would be good to update these values, so reasonable values of Tsys 
>> can be generated.
>>
>> Rick
>>
>>
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> 
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