[evlatests] RFI sweep June 2015

[Frazer Owen]

On 7/9/15 5:34 PM, Bryan Butler wrote:
>
> it's not clear to me that we need to extend the RFI script to cover 
> P-band.  every time we observe in P-band we get a good RFI "sweep" 
> because we cover the entire usable band at good spectral resolution. 
> the reason we make special observations at the other bands is because 
> we never observe across the entire band at that resolution.  i suggest 
> that we already have an overabundance of effective P-band "RFI sweep" 
> data sitting in the archive.
>
>     -bryan
Doesn't the same argument apply at least to L and S-band since we 
regularly observe the entire band in most continuum observations ?

---Frazer
>
>
> Huib Intema (NRAO) wrote on 7/8/15 12:59 :
>> Since P-band is a standard observing band, and in terms of RFI not 
>> much worse than other low frequency bands, it would be useful to 
>> include it in tests like this. This is relevant for both continuum 
>> observing as (future) spectral line observing.
>>
>> -- Huib
>>
>>
>> On Jul 8, 2015 6:49 PM, Emmanuel Momjian <emomjian at nrao.edu> wrote:
>>>
>>> A RFI sweep spanning the frequency range 1-50 GHz, with a channel
>>> separation of 125 KHz, was carried out on June 18, 2015. The array was
>>> in A-configuration.
>>>
>>> We have the spectra at
>>> https://science.nrao.edu/facilities/vla/observing/RFI/jun-2015-A-configuration/june-2015-A-configuration 
>>>
>>>
>>> For each receiver band, baseband based (1 GHz wide) png image files are
>>> posted. Also available is a PDF file linked from each band's page that
>>> has subband based (128 MHz wide) spectra for a more detailed view.
>>>
>>> The full assessment of this RFI sweep will be carried out in
>>> coordination with the RFI group.
>>>
>>> Emmanuel
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>>
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