Run Planning Meeting Notes, December 7 - December 14, 2022

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Meetings are via ZoomGov: connect (Meeting ID: 160 199 0060 / Passcode 8394)

MCC whiteboard

Hall D counting room white board

Hall D Logbook

Saturday Dec. 10th

Last 24h

  • We were running pretty smoothly, no major issues
  • Took LHe data for ~6.1B events from yesterday
  • Took a TAC runs, starting from ~15:00 till 0:00, it took a bit longer because of unstable beam conditions, but at the end we were able to collect some good data
  • ~23:40 started filling target to switch to normal production run with 200nA beam
  • From 0:00 switched to normal production with LHe FULL target

Shift Summaries

Issues

  • There was issues with DAQ, needed to restart it for couple of times, until it stays "ON"
  • Two FCAL bases are locking up, Malte told these two bases needs to be replaced, waiting for some opportunistic "Rapid Access" to let him replace the bases

Short term run plan

  • Take data on LHe FULL target at 200nA beam

Friday Dec. 9th

Last 24h

  • We were running pretty smoothly, no major issues
  • Took LHe data for ~3.4B events from yesterday
  • Hall-A during today will run at low current 1-µA for Moller measurements, and during weekend they will resume running at 36µA

Shift Summaries

Issues

  • Some FCAL bases were locked up

Short term run plan

  • Take data on LHe FULL target at 200nA beam
  • TAC run???
  • No RC meeting during weekend, next RC meeting will be on Monday Dec-12th

Thursday Dec. 8th

Last 24h

  • Wednesday was RF recovery day, Hall was in Controlled Access till ~6:30pm, many things where done during access in Hall.
    • Hall (Controlled Access):
      • Tim worked on Tagger magnet NMR [1]
      • Sasha replaced the BCAL fADC [2]
      • DIRC checkout (Justin+1).
      • Sasha, Vlad, Lubomir, Sergei and Arshak: work in the PS test area.
      • Sasha, Arshak and Malte did some preliminary noise level tests at FCAL
      • Mark Stevens: walkthrough for OPS.
      • Tim and Eugene checked the man-lift
      • Tim and Sasha checked by how much FCal can be pushed back (for some tentative PrimEx systematic measurements).
  • After beam comes back:

Shift Summaries

Issues

Short term run plan

  • TAC run? (may be on weekend)
  • Take date on LHe FULL target at 200nA beam