Difference between revisions of "Run Planning Meeting Notes, Feb 06-Feb 12, 2020"
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+ | == Monday, February 10 == | ||
+ | # Last 72 hours | ||
+ | #* Friday | ||
+ | #** Beam sent to hall around 08:30 | ||
+ | #** Harp scans | ||
+ | #** Prodcution runs @350nA until 23:50 -> no beam until the next morning | ||
+ | #* Saturday | ||
+ | #** Beam sent to hall around 12:00 | ||
+ | #** Harp scans (requested by MCC) | ||
+ | #** Prodcution runs @350nA | ||
+ | #** Found high rates in high photon tagger counter (see issues) | ||
+ | #** Had to request beam tune -> Unusal tagger rates + ION chamber trips (see: [https://logbooks.jlab.org/entry/3780300]) | ||
+ | #** PSC coin.rates < 6khz (issue did not occur during next shift [https://logbooks.jlab.org/entry/3780554]) | ||
+ | #* Sunday | ||
+ | #** Prodcution runs @350nA | ||
+ | #** Harp scans | ||
+ | # Issues | ||
+ | #* Variation in PS and main trigger rates over the weekend ([https://logbooks.jlab.org/entry/3779952],[https://logbooks.jlab.org/entry/3780684]) | ||
+ | #* High rates in high photon tagger counters ([https://logbooks.jlab.org/entry/3780065 energy distribution], [https://logbooks.jlab.org/entry/3780267 harp scan electron], [https://logbooks.jlab.org/entry/3780269 harp scan gamma], [https://logbooks.jlab.org/entry/3780295 epics after tune]) | ||
+ | # Reports | ||
+ | #* Coherent edge postion vs time [https://logbooks.jlab.org/entry/3779622] | ||
+ | #* Initial PS enhancement [https://logbooks.jlab.org/entry/3779307], [https://logbooks.jlab.org/files/2020/02/3779307/slopeFit_spring2020.pdf] | ||
+ | #* Beam downtime due to ioc (see: [https://cebaf.jlab.org/dtm/open-events?event_id=6079] for details) | ||
+ | #* Harp scan results: | ||
+ | #** Friday: [https://logbooks.jlab.org/entry/3779321 5C11], [https://logbooks.jlab.org/entry/3779324 5C11B],[https://logbooks.jlab.org/entry/3779344 HALO:T:electron] | ||
+ | #** Saturday: [https://logbooks.jlab.org/entry/3780007 5C11],[https://logbooks.jlab.org/entry/3780008 5C11B], [https://logbooks.jlab.org/entry/3780014 HALO:T:electron] | ||
+ | #** Sunday: [https://logbooks.jlab.org/entry/3780509 5C11], [https://logbooks.jlab.org/entry/3780511 5C11B], [https://logbooks.jlab.org/entry/3780520 TAGH:A:3] | ||
+ | # Plans for today | ||
+ | |||
== Friday, February 7 == | == Friday, February 7 == | ||
# Last 24 hours | # Last 24 hours |
Revision as of 19:39, 9 February 2020
Monday, February 10
- Last 72 hours
- Friday
- Beam sent to hall around 08:30
- Harp scans
- Prodcution runs @350nA until 23:50 -> no beam until the next morning
- Saturday
- Sunday
- Prodcution runs @350nA
- Harp scans
- Friday
- Issues
- Variation in PS and main trigger rates over the weekend ([3],[4])
- High rates in high photon tagger counters (energy distribution, harp scan electron, harp scan gamma, epics after tune)
- Reports
- Plans for today
Friday, February 7
- Last 24 hours
- Production runs @350nA until 14:00
- Hovanes worked on diamond position for JD70-105 0/90 (see reports)
- Continued data taking until 18:15
- Connection issues with rocDIRC -> Bill, Sergey and network expert on call had to work until late night to fix the problem
- Accelerator crew was having network issues too
- Hall went into beam permit around 1:15am
- Accelerator crew having trouble with control system (see issues)
- Issues
- Reports
- Plans for today
- Production runs
- Access to hall ?
- Plan(s) for next week
- Monday: Hall A will change setup for pol. meas. -> No beam from ~ 8:00 on (see: [19])
- No meeting this weekend -> Next meeting: Monday, Feb 10
Thursday, February 6
- Last 24 hours
- Beam was sent to hall at 19:51
- Harp scans (see reports for details)
- Production runs @ 350nA
- Collected 1.8B events
- Issues
- DIRC temperature alarm (resolved, see: [20])
- Swing shift reported coherent peak for JD70-105 0/90 PARA to be unusually wide -> No such observations for other settings
- Reports
- Harp scan results: acc: 5C11,acc: 5C11B, Hall D: TAGH
- Test of DIRC communication algorithm (see: [21])
- Missing optical links in DIRC (see: [22])
- Plans for today
- Production runs