[Halla_running] [New Logentry] RC Report for 28-Jun-2025

[cisbani at jlab.org]

Logentry Text:
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Key updates for the past 24h (Thu Day+Swing and Fri Owl):
- HCAL gain factors tuning (affect runs after Day shift)
- Beam downtime since end of Day and most of the Swing shifts due to South Linac issue
- Production run restarted  with beam current at 20 uA (as decided in RC meeting) at around 10:30PM after beam tuning in Hall (~1 h) and CODA reset (~20 min);

- Total Accumulated Charge at Kin3 so far: 35.99 C (Goal: 100 C)
- Total Accumulated Charge at Kin3 since Jun 25 noon: 3.56 C
- Estimated charge acquisition efficiency since June 25 noon: 87%

Run plan:
- Continue production on LH2 at 20 uA;
- Possible Moller measurement before next Wed under discussion
- Wein filter test for Moller postponed to Mon/30 during DAY shift

Current issues:
- offline analysis: working on tracking reconstruction improvement

Shift summaries:
27-Jun-2025 D https://logbooks.jlab.org/entry/4406665
27-Jun-2025 S https://logbooks.jlab.org/entry/4406977
28-Jun-2025 O https://logbooks.jlab.org/entry/4407173

Shift BTA:
27-Jun-2025 D https://logbooks.jlab.org/entry/4406971
27-Jun-2025 S https://logbooks.jlab.org/entry/4407162
28-Jun-2025 O https://logbooks.jlab.org/entry/4407366

We will have our daily (Mon to Fri) RC meeting at 1PM in the conference room on the second floor of the CH and on zoom
Zoom info:
Join ZoomGov Meeting
https://jlab-org.zoomgov.com/j/1616220064
Meeting ID: 161 622 0064
Passcode: 314159


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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/4407455
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