[Halla_running] [New Logentry] RC daily Report - Dec 1st, 2022

[xbai at jlab.org]

Logentry Text:
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<h1><span id="RC_Meeting_Information" class="mw-headline">RC Meeting Information</span></h1><p><strong>Time: Daily at 3:30pm</strong></p><ul><li>Location: Counting house conference room</li></ul><ul><li>Join ZoomGov Meeting</li><li><a class="external free" href="https://jlab-org.zoomgov.com/j/1619032184?pwd=aWhTVWxya1ZZQzA1K2ZPSTd2ZX" rel="nofollow">https://jlab-org.zoomgov.com/j/1619032184?pwd=aWhTVWxya1ZZQzA1K2ZPSTd2ZX</a>...</li><li>Meeting ID: 161 903 2184</li><li>Passcode: 260715</li><li>Dial by your location</li><li>+1 669 254 5252 US (San Jose)</li><li>+1 646 828 7666 US (New York)</li><li>+1 551 285 1373 US</li><li>+1 669 216 1590 US (San Jose)</li><li>833 568 8864 US Toll-free</li><li>Find your local number: <a class="external free" href="https://jlab-org.zoomgov.com/u/acj3pTicMx" rel="nofollow">https://jlab-org.zoomgov.com/u/acj3pTicMx</a></li></ul><h1><span id="Useful_Links" class="mw-headline">Useful Links</span></h1><ul><li><a class="external text" href="https:/!
 /cebaf.jlab.org/files/ops/accboard/" rel="nofollow">MCC White Board</a> [ https://cebaf.jlab.org/files/ops/accboard/ ]</li></ul><h1><span id="Current_Accelerator_and_Hall_Status" class="mw-headline">Current Accelerator and Hall Status</span></h1><ul><li>We finished Hall Sweep and went to Beam permit yesterday around 5 PM.</li><li>We are running production on He3 target at the moment of this log entry</li><li>Only Hall A and D are running at the moment</li></ul><h1><span id="Pol-He3_Target" class="mw-headline">Pol-He3 Target</span></h1><ul><li>In short summary, Polarization for Cell Hunter finished, ready for production run</li><li>Target Cells installation was completed yesterday around 2 PM. [ <a class="external free" href="https://logbooks.jlab.org/entry/4093240" rel="nofollow">https://logbooks.jlab.org/entry/4093240</a> ]</li><li>After Hall closed up, Gordon and Hunter performed an initial target test with target cell Hunter. One NMR measurement for Polarization from the!
  OWL shift is around 36.7% (rough). Please see a nice log by G!
 ordon summarizing the target test: [ <a class="external free" href="https://logbooks.jlab.org/entry/4093498" rel="nofollow">https://logbooks.jlab.org/entry/4093498</a> ] and also the screenshot for polarization: [ <a class="external free" href="https://logbooks.jlab.org/entry/4093485" rel="nofollow">https://logbooks.jlab.org/entry/4093485</a> ]</li></ul><h1><span id="Beam_Status" class="mw-headline">Beam Status</span></h1><ul><li>In short, beam restoration completed - Thanks to Bill, Jiwan, and Mark!</li><li>Raster size reduced to 5 mm [ <a class="external free" href="https://logbooks.jlab.org/entry/4093316" rel="nofollow">https://logbooks.jlab.org/entry/4093316</a> ]</li><li>Final beam position X=1.55 & Y = 1.05; Beam width at target : X=343059, Y=345833. Please see log entries by Bill and Jiwan for the final beam position <a class="external text" href="https://logbooks.jlab.org/entry/4093473;" rel="nofollow">https://logbooks.jlab.org/entry/4093506</a>, and also s!
 ee the carbon hole plot at <a class="external autonumber" href="https://logbooks.jlab.org/entry/4093464" rel="nofollow">[1]</a></li><li>Hall A positions scan track from the beam position study [ <a class="external free" href="https://logbooks.jlab.org/entry/4093442" rel="nofollow">https://logbooks.jlab.org/entry/4093442</a> ]</li><li>Ion chamber calibration in He3 cell completed.</li><li>At present, beam current was suggested to be max at 20 uA</li></ul><h1><span id="Current_Run_Plan" class="mw-headline">Current Run Plan</span></h1><ul><li>Resume production run on He3 target</li><li>Gordon mentioned an EPR measurement during the day shift</li><li>Have experts check on 50K replay</li></ul><h1><span id="Current_Issues" class="mw-headline">Current Issues</span></h1><ul><li>BB Hodoscope: channel 0R - 15R missing in the 50K replay</li><li>Pre-scale factors, only coin and Grinch pulser trigger are enabled at the time of this log</li></ul><h1><span id="Planned_Accesses_to_the_Hall!
 " class="mw-headline">Planned Accesses to the Hall</span></h1><ul><li>P!
 ossibly Hodoscope would need an access during this swing shift</li></ul><h1><span id="Special_Requests" class="mw-headline">Special Requests</span></h1><ul><li>None</li></ul><h1><span id="Notices_in_Effect_for_Shift_Crew" class="mw-headline">Notices in Effect for Shift Crew</span></h1><ul><li>Power down SBS, BB, and Detector HV before making an access to the Hall</li></ul><h1>Shift Workers in urgent Need</h1><ul><li>We need shift workers, OWL TO shifts in next 3 days still open [ https://misportal.jlab.org/mis/physics/shiftSchedule/?experimentRunId=SBS-GEn-2022 ]</li></ul><p> </p><p> </p>

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