[Halla_running] [New Logentry] Plan for swing and owl shifts
KiJun Park
parkkj at jlab.org
Wed Apr 29 17:53:31 EDT 2015
I would suggest to examine the beam with raster(2x2) with raster-target before delta scan to make sure beam go through LH2 target (should be).
Also I believe that shift crew know that raster should be on for delta scan (LH2).
Sincerely,
Kijun
-----------------------------------------------
Dr. Kijun Park
Physics Dept. Old Dominion University
Thomas Jefferson National Accelerator Facility
Suit 5 Room 12_1/F374
12000 Jefferson Ave.
Newport News VA 23606
Phone 757-269-6989
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----- Original Message -----
From: "Luke Myers" <lmyers at jlab.org>
To: "halla running" <halla_running at jlab.org>
Sent: Wednesday, April 29, 2015 5:35:02 PM
Subject: [Halla_running] [New Logentry] Plan for swing and owl shifts
Plan for swing and owl shifts
Lognumber 3336698 . Submitted by lmyers on Wed, 04/29/2015 - 17:30. Logbooks: HALOG
The plan for this evening is as follows:
1) MCC is calibrating the ion chamber.
2) After ion chamber work is finished, we will take delta scans with both HRS. The shift crew has instructions for magnet settings, but they should contact the RC with any questions.
3) Once the scans are done, the shift crew should request that MCC test the harps in the ARC. FYI, this will require 5 uA of beam. We'd like to see if the harps are working and if the three peaks are visible.
4) The plan after the delta scans is do some luminosity studies. Eric Christy is preparing a run plan.
5) At 7am tomorrow, please request a sweep of the hall so we can go to controlled access at 8am. Work on HRS should take a couple hours, and then we'll close up again.
/Luke
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