Difference between revisions of "Run Planning Meeting Notes, Jan 23-Jan 29, 2020"
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[https://halldweb.jlab.org/data_monitoring/run_statistics/RunPeriod-2019-11/index.html Trigger Counter] | [https://halldweb.jlab.org/data_monitoring/run_statistics/RunPeriod-2019-11/index.html Trigger Counter] | ||
− | == | + | == Wednesday, January 29 at 08:45 == |
# Last 24 hours | # Last 24 hours | ||
− | #* Production with 350nA beam current! | + | #* Beam chopper amplifier replacement, recovery at 11pm |
+ | #* Solenoid recovery [https://logbooks.jlab.org/entry/3773289], [https://logbooks.jlab.org/entry/3773263], reached nominal current shortly after midnight | ||
+ | #* New microscope discriminator thresholds [https://logbooks.jlab.org/entry/3773145], [https://logbooks.jlab.org/entry/3773262], [https://logbooks.jlab.org/entry/3773302] | ||
+ | # Issues | ||
+ | #* DIRC was off [https://logbooks.jlab.org/entry/3773063] | ||
+ | # Reports | ||
+ | #* Noisy tagger hits solved [https://logbooks.jlab.org/entry/3772732] | ||
+ | # Plans for today | ||
+ | #* Harp scan | ||
+ | #* Production | ||
+ | #* Diamond alignment? | ||
+ | #* Hall B is down for 3 days for installation starting Thursday morning, possibility for TAC run with our own slit? | ||
+ | |||
+ | == Tuesday, January 28 at 08:45 == | ||
+ | # Last 24 hours | ||
+ | #* First day of production with 350nA beam current! | ||
+ | #* PS timing window reduced [https://logbooks.jlab.org/entry/3772296] | ||
+ | #* 11:30 Solenoid trip [https://logbooks.jlab.org/entry/3772384], [https://logbooks.jlab.org/entry/3772377], [https://logbooks.jlab.org/entry/3772407], recovered after reset of cryo compressor | ||
+ | #* 03:50 Solenoid trip [https://logbooks.jlab.org/entry/3772444], [https://logbooks.jlab.org/entry/3772466], instability on power supply, investigation ongoing | ||
+ | #* Issues with chopper → almost no beam loss | ||
# Issues | # Issues | ||
#* TOF point disappearance after window shift [https://logbooks.jlab.org/entry/3772058], [https://logbooks.jlab.org/entry/3772122] | #* TOF point disappearance after window shift [https://logbooks.jlab.org/entry/3772058], [https://logbooks.jlab.org/entry/3772122] | ||
+ | #* Missing DIRC blocks [https://logbooks.jlab.org/entry/3772139] | ||
#* Event size increase due to CCal [https://logbooks.jlab.org/entry/3772097] | #* Event size increase due to CCal [https://logbooks.jlab.org/entry/3772097] | ||
# Reports | # Reports | ||
+ | #* Rates [https://logbooks.jlab.org/entry/3772535] (Alexandre) | ||
+ | #* Trigger rates and dead time at 350nA [https://logbooks.jlab.org/entry/3772277] (Sasha) | ||
+ | #* PS multiplicity and timing [https://logbooks.jlab.org/entry/3772283] (Sasha) | ||
# Plans for today | # Plans for today | ||
− | #* | + | #* Work on RF instability (~hours) [https://logbooks.jlab.org/entry/3772585] |
− | #* | + | #* Start diamond alignment afterwards |
− | == Monday, January | + | == Monday, January 27 at 08:45 == |
# Last 72 hours | # Last 72 hours | ||
#* Mostly Production with 250nA beam current | #* Mostly Production with 250nA beam current |
Latest revision as of 16:54, 28 February 2020
Contents
Wednesday, January 29 at 08:45
- Last 24 hours
- Issues
- DIRC was off [6]
- Reports
- Noisy tagger hits solved [7]
- Plans for today
- Harp scan
- Production
- Diamond alignment?
- Hall B is down for 3 days for installation starting Thursday morning, possibility for TAC run with our own slit?
Tuesday, January 28 at 08:45
- Last 24 hours
- Issues
- Reports
- Plans for today
- Work on RF instability (~hours) [21]
- Start diamond alignment afterwards
Monday, January 27 at 08:45
- Last 72 hours
- Issues
- Reports
- Tasks for the today
- Increase beam current to 350nA
- Switch off low-energy TagH counters (new EPICS configuration file) [31]
- No beam study / RF recovery planned
- Diamond alignment later this week
- Increase beam current to 350nA
Friday, January 24 at 08:45
- Last 24 hours
- Issues
- Frozen total PS/FCal rates fixed (Hovanes)
- Goniometer image missing [34]
- Reports:
- Updated sigmas for harp fitting tool [35]
- Monitoring Plots
- HOSS Training (David)
- Tasks for the today and the weekend:
- Empty target run after the meeting if beam is taken away
- PS Timing Studies (Friday)?
- Production
- CCAL anode study (Saturday)?
- Monday:
- Increase beam current to 350nA
Thursday, January 23 at 08:45
- Last 24 hours
- Issues
- Reports:
- Transmission [51]
- Tasks for today
- Production
- DOE tour in Hall B/C (8:00 - 12:00?)
- Spin dance (12:00?)
- Plan for later
- CCAL anode study?
- Alternative diamond alignment
- ST trigger?