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</style><article id="node-1169291" class="node node-logentry contextual-links-region article ia-n clearfix" role="article"><header class="node-header"><h1 class="node-title">
<a href="https://logbooks.jlab.org/entry/4096254" rel="bookmark">RC daily Report - Dec 5th, 2022</a>
</h1>
</header><div class="contextual-links-wrapper"><ul class="contextual-links"><li><a href="https://logbooks.jlab.org/entry/4096254/edit?destination=email/send">Edit</a></li><li><a href="https://logbooks.jlab.org/entry/4096254/delete?destination=email/send">Delete</a></li></ul></div>
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<p class="author-datetime">
Lognumber <a href="https://logbooks.jlab.org/entry/4096254" class="lognumber" data-lognumber="4096254">4096254</a>. Submitted by <a href="https://logbooks.jlab.org/user/xbai">xbai</a> on <time datetime="2022-12-05T10:51:10-0500" pubdate="pubdate"><a href="https://logbooks.jlab.org/entries?start_date=1670251870&end_date=1670259070&book=HALOG">Mon, 12/05/2022 - 10:51</a></time>. </p>
<table class="field-vitals"><tr><th>Logbooks: </th><td><a href="https://logbooks.jlab.org/book/halog">HALOG</a></td></tr></table></div>
<div class="logentry node-content">
<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="Accelerator_Status" class="mw-headline">Accelerator Status</span></h1><ul><li>RF recovery day on Wednesday day shift is confirmed scheduled.</li></ul><h1><span id="Announcement" class="mw-headline">Announcement</span></h1><ul><li>Bill Henry will host a target training session today after the RC meeting. It would be really appreciated if you could join the session if you don't have the TO training yet, as we have many TO shifts open.</li></ul><h1><span id="Current_Status" class="mw-headline">Current Status</span></h1><ul><li>We've been continuing production data taking on He3 target with 36 uA beam, no major interruptions through the weekend</li><li>NMR polarization - 46.8% at the moment (rough)</li><li>During Saturday Swing shift at 22:30 PM, MCC dropped Hall A to 30 uA beam due to RF stability issue and brought us back up to 36 uA Sunday morning at 8:00 AM</li><li>One thing is that the Parity DAQ was stopped around 4:00 AM on Sunday and was restarted at 11:00 AM, see a log entry by Paul ( <a class="external free" href="https://logbooks.jlab.org/entry/4095578" rel="nofollow">https://logbooks.jlab.org/entry/4095578</a> ). Paul checked the charge asymmetry ( <a class="external free" href="https://logbooks.jlab.org/entry/4095844" rel="nofollow">https://logbooks.jlab.org/entry/4095844</a> ), and things seem still OK to me. Paul has added "checking the parity DAQ" on the shift checklist, and a note was placed in the counting house to remind the shift crew to check Parity DAQ when starting the shift. According to an email exchange between Paul and me, SBS data will not be affected by this.</li><li>Sheren pointed out that run 3028 has a problematic helicity plot ( <a class="external free" href="https://logbooks.jlab.org/entry/4095375" rel="nofollow">https://logbooks.jlab.org/entry/4095375</a> ), which might require further investigation to see if we can recover it. Paul added instructions for what to do if similar situations happen in the future, please see a log entry ( <a class="external free" href="https://logbooks.jlab.org/entry/4095586" rel="nofollow">https://logbooks.jlab.org/entry/4095586</a> )</li><li>We have a few HCal channels HV trip, Sebastian dropped by the counting house and fixed it ( <a class="external free" href="https://logbooks.jlab.org/entry/4095813" rel="nofollow">https://logbooks.jlab.org/entry/4095813</a> ), and a Hodoscope HV trip, see ( <a class="external free" href="https://logbooks.jlab.org/entry/4095913" rel="nofollow">https://logbooks.jlab.org/entry/4095913</a> )</li><li>Acoording to Bill, there's a target laser trip ( <a class="external free" href="https://logbooks.jlab.org/entry/4095824" rel="nofollow">https://logbooks.jlab.org/entry/4095824</a> ), we don't have alarm for this yet.</li></ul><h1><span id="Short_Term_Run_Plan" class="mw-headline">Short Term Run Plan</span></h1><ul><li>Continue production run on He3 target, 36 uA</li><li>Use GEnII-3stream DAQ config</li><li>Use ps3=0, ps5=6, others =-1</li><li>BBCal threshold at -366 mV, HCal threshold at -19 mV</li><li>NMR measurement every 2 - 3 hours</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 [ <a class="external free" href="https://logbooks.jlab.org/files/2022/12/4093673/summaryPlots_2966_BBTH.pdf" rel="nofollow">https://logbooks.jlab.org/files/2022/12/4093673/summaryPlots_2966_BBTH.pdf</a> ]</li><li>One GEM APV malfunction, not a big problem ( <a class="external free" href="https://logbooks.jlab.org/entry/4094508" rel="nofollow">https://logbooks.jlab.org/entry/4094508</a> )</li></ul><h1><span id="Planned_Accesses_to_the_Hall" class="mw-headline">Planned Accesses to the Hall</span></h1><ul><li>RF recovery day on Wednesday</li><li>Access for hodoscope is in plan</li><li>Access for GEM BB APV will need a further evaluation see if it's necessary</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><p> </p> </div>
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