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</style><article id="node-1103059" 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/4030026" rel="bookmark">RC Report: Tuesday, August 16</a>
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</header><div class="contextual-links-wrapper"><ul class="contextual-links"><li><a href="https://logbooks.jlab.org/entry/4030026/edit?destination=email/send">Edit</a></li><li><a href="https://logbooks.jlab.org/entry/4030026/delete?destination=email/send">Delete</a></li></ul></div>
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Lognumber <a href="https://logbooks.jlab.org/entry/4030026" class="lognumber" data-lognumber="4030026">4030026</a>. Submitted by <a href="https://logbooks.jlab.org/user/mdiefent">mdiefent</a> on <time datetime="2022-08-16T19:07:52-0400" pubdate="pubdate"><a href="https://logbooks.jlab.org/entries?start_date=1660687672&end_date=1660694872&book=HCLOG">Tue, 08/16/2022 - 19:07</a></time>. </p>
<table class="field-vitals"><tr><th>Logbooks: </th><td><a href="https://logbooks.jlab.org/book/hclog">HCLOG</a></td></tr></table></div>
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<p><strong><span style="font-family: Helvetica; font-size: 12px;">Down: RC Report August 15-16</span></strong><br style="font-family: Helvetica; font-size: 12px;" /><br style="font-family: Helvetica; font-size: 12px;" /><strong><span style="font-family: Helvetica; font-size: 12px;">Accelerator Status </span></strong></p><div style="font-family: Helvetica; font-size: 12px;"><ul><li>Work on pass change for beam energy of 6.399 GeV completed during day shift (<a href="https://logbooks.jlab.org/entry/4029844">https://logbooks.jlab.org/entry/4029844</a>). </li><li>Accelerator down since 2:20 p.m. (EDT, <a href="https://cebaf.jlab.org/dtm/open-events?event_id=16800CEBAF">https://cebaf.jlab.org/dtm/open-events?event_id=16800CEBAF</a>):<em> “This level of work requires extensive coordination and, as such, it was decided that it should be delayed until the morning.” </em></li></ul></div><div style="font-family: Helvetica; font-size: 12px;"><br /><strong>Experimental Status</strong><br /><div><ul><li>Encoder errors while rotating SHMS (<a href="https://logbooks.jlab.org/entry/4029747">https://logbooks.jlab.org/entry/4029747</a>). Fixed by Joe Beaufait and Steve Lassiter during pass change (<a href="https://logbooks.jlab.org/entry/4029808">https://logbooks.jlab.org/entry/4029808</a>). </li></ul></div><br /><strong>Data taking for the Pion-LT experiment (E12-19-006)</strong><br /><div><ul><li>We completed data taking with a beam energy of 8.487 GeV (Pion-LT Run Plan - Part 2) at the beginning of the day shift. </li><li>We are ready to take data with a beam energy of 6.399 GeV (Pion-LT Run Plan - Part 3). The spectrometer is configured for the data taking in the Q2 = 1.45 GeV^2, W = 2.02 GeV, x = 0.3118, high epsilon setting. </li></ul></div><br /><strong>Instructions for shift crew </strong><br /><div><ul><li><strong>Regarding analysis in the current setting</strong>: Stephen shares advice on how to deal with data coming in fast: <a href="https://logbooks.jlab.org/entry/4029809 ">https://logbooks.jlab.org/entry/4029809 </a></li><li><strong>Regarding insulating vacuum alarms for the SHMS</strong>: Please read the instructions from Heidi Fansler: <a href="https://logbooks.jlab.org/entry/4028513 ">https://logbooks.jlab.org/entry/4028513 </a></li><li><strong>Regarding temperature alarms for HMS Q2 LH2</strong>: Please disregard the alarm for now: <a href="https://logbooks.jlab.org/entry/4029182 ">https://logbooks.jlab.org/entry/4029182 </a></li></ul></div><br /><strong>Planning </strong><br /><div><ul><li>Before we change the aerogel tray back to SP-11, we need to complete data taking for the Q2 = 1.45 GeV^2, W = 2.02 GeV, x = 0.3118, high epsilon setting. </li><li>Ideally, we also finish the fADC deadtime study at the current beam energy. </li><li>Starting from August 18, we need volunteers for shifts: <a href="https://misportal.jlab.org/mis/apps/physics/shiftSchedule/index.cfm?experimentRunId=HALLC-PIONLT-2022 ">https://misportal.jlab.org/mis/apps/physics/shiftSchedule/index.cfm?expe...</a></li><li>We will have a Hall C RC meeting on Wednesday, August 17, at 11:00 a.m. (EDT).</li></ul></div></div> </div>
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