[Halla_running] [New Logentry] Hall A Status Update -- Wed AM

brads at jlab.org brads at jlab.org
Wed Mar 25 12:30:03 EDT 2015


Logentry Text:
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MCC had some difficulty restoring beam to Hall A during Monday Swing through early OWL.  We were then shut down by a CHL crash early Tuesday morning -- recovery is ongoing.

The RQ1 momentum scan was done (Kalyan has posted some prelim results to the halog), but that's as far as we got on the program before the CHL crash.  When beam returns, DVCS will continue with their elastics production.

The C18 Harp PMT location was tweaked this morning that (should) improve those signals.  I think the Harps are as good as they get though (all have shown adequate peaks/signal of late), so we should be in a position to run a Bull's Eye scan and do an Arc Energy measurement during the upcoming week.

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This is a plain text email for clients that cannot display HTML.  The full logentry can be found online at https://logbooks.jlab.org/entry/3330404
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