Revision as of 23:03, 16 December 2022

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. 17th

Last 24h

• Cycled TAGH HV crate; communication restored
• Took data on empty target (w/out the extra acrylic dummy)
• Filled target; took one good 2 hour run

Shift Summaries

• Day shift 12/16 10:00-16:00 https://logbooks.jlab.org/entry/4102436
• Swing shift 12/16 16:00-22:00 https://logbooks.jlab.org/entry/4102529
• OWL 12/13-12/16 22:00-04:00 https://logbooks.jlab.org/entry/
• Early Riser 12/17 04:00-10:00 https://logbooks.jlab.org/entry/

Issues

Short term run plan

• Continue taking data on full target, CDC & FDC HV off, field 0T

Friday Dec. 16th

Last 24h

• removed dummy target dwonstream of magnet
• Got 792 M triggers
• AI for CDC HV is off (tried turning off, but alrady was off); should not regulate with empty target anyhow.
• ABU: 5.3+4.0+6.2

Shift Summaries

• Day shift 12/13 10:00-16:00 https://logbooks.jlab.org/entry/
• Swing shift 12/13 16:00-22:00 https://logbooks.jlab.org/entry/
• OWL 12/13-12/14 22:00-04:00 https://logbooks.jlab.org/entry/
• Early Riser 12/14 04:00-10:00 Leader

Issues

• TAGH HV alarms; scalers are running; communication problem; might need access to power cycle the crate

Short term run plan

• Sometime today fill target; later (Saturday?) ramp down solenoid

Thursday Dec. 15th

Last 24h

• Mounted dummy target dwonstream of magnet
• Got 1.1B triggers

Shift Summaries

• Day shift 12/13 10:00-16:00 https://logbooks.jlab.org/entry/
• Swing shift 12/13 16:00-22:00 https://logbooks.jlab.org/entry/4100910
• OWL 12/13-12/14 22:00-04:00 https://logbooks.jlab.org/entry/4101072
• Early Riser 12/14 04:00-10:00 https://logbooks.jlab.org/entry/4101306

Issues

• No signal from BCAL scalers

Short term run plan

• Access to hall to remove "dummy" plastic disk in downstream end of solenoid