[Halld-tagger] [EXTERNAL] Diamond position shifts in Spring of 2020

[Alexander Austregesilo]

Thank you, I added two lines to the plot:

https://halldweb.jlab.org/talks/2020/rho_2019-11_ver12/psigma_vs_run.pdf

The second change seems to be visible, especially for the -45 
orientation. Of course, this has to be studied again once we have the 
full data set.

-Alex

On 6/3/2020 5:01 PM, Curtis A Meyer wrote:
> The first log entry was around run 71730 and the second log entry was 
> around run number 71860
>
> I don’t recall exactly where the shift was in Alex’s plot, but near 
> run 72000 rings a bell.
>
> Curtis
>
>> On Jun 3, 2020, at 15:53, Hovanes Egiyan <hovanes.egiyan at gmail.com 
>> <mailto:hovanes.egiyan at gmail.com>> wrote:
>>
>> Hi Alex,
>>
>> The movements of the beam spot on the diamond during spring of 2020 
>> are described in these
>>
>> log entries. The beam itself is stationary, the diamond is the one 
>> that moves. The moves are for different
>>
>> phi orientation pair, both PARA and PERP for a given phi pair is 
>> affected.
>>
>> Hovanes.
>>
>>
>> https://logbooks.jlab.org/entry/3778980
>>
>> https://logbooks.jlab.org/entry/3786757
>>
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>
>
>
> Curtis A. Meyer|MCS Associate Dean for Research
> The Otto Stern Professor of Physics
> cmeyer at cmu.edu <mailto:cmeyer at cmu.edu>|412 268 2745
> Carnegie Mellon University
> Department of Physics, Wean Hall 8414
> 5000 Forbes Ave., Pittsburgh PA, 15213
> www.curtismeyer.com 
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