Difference between revisions of "Run Planning Meeting Notes, September 16 - September 23, 2021"
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(→Thursday, September 23) |
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#* Sergey did a BCAL pedestal runs, | #* Sergey did a BCAL pedestal runs, | ||
#* Sean time calibration https://logbooks.jlab.org/entry/3910464, https://logbooks.jlab.org/entry/3910484 | #* Sean time calibration https://logbooks.jlab.org/entry/3910464, https://logbooks.jlab.org/entry/3910484 | ||
+ | #* Sasha adjusted tagh HV | ||
# Issues | # Issues | ||
#* Beni did look at the bleedthrough issue by analyzing timing for different run condition https://logbooks.jlab.org/entry/3910680, https://logbooks.jlab.org/entry/3910800 | #* Beni did look at the bleedthrough issue by analyzing timing for different run condition https://logbooks.jlab.org/entry/3910680, https://logbooks.jlab.org/entry/3910800 | ||
Line 181: | Line 182: | ||
#* Sean time calibration pointed to tagm issues that Richard will address | #* Sean time calibration pointed to tagm issues that Richard will address | ||
#* FCAL issues, fADC died screwing the FCAL pi0 calibration run see report diphoton invariant mass distribution per ring https://halldweb.jlab.org/primexd/phase2/fcal2021_method0_period_2-g1/ | #* FCAL issues, fADC died screwing the FCAL pi0 calibration run see report diphoton invariant mass distribution per ring https://halldweb.jlab.org/primexd/phase2/fcal2021_method0_period_2-g1/ | ||
+ | # Plan for the day | ||
+ | #* tagm studies by Richard | ||
+ | #* FDC straight track studies by Lubomir |
Revision as of 07:34, 23 September 2021
<- Back to Run Coordination Meetings:Summer2021
Contents
Tuesday, September 16
- Last 24 hours:
- 5th Separator went well. Succifent Separatoion achieved.
- Shift started at 10 pm last night.
- Owl summary: https://logbooks.jlab.org/entry/3905917
- Early riser summary: https://logbooks.jlab.org/entry/3905955
- Beam is being setup/established to Hall D right now
- CW and three Hall operations are expected at the end of the day shift.
- Report/issue
- Remote shifter feedback on Blue Jeans connection: sound is intermittent. Currently, not workable. https://logbooks.jlab.org/entry/3905912
- TAGM scaler reset: https://logbooks.jlab.org/entry/3905724
- News on hydra
- PS Magnet is still turned off
- Run plan
- Wait for beam delivery. Begin experiment commissioning. Run plan
Friday, September 17
- Last 24 hours:
- Tune beam round yesterday noon. Good quality CW into the tagger at 15:00
- Day Shift summary: https://logbooks.jlab.org/entry/3906056
- Swing summary: https://logbooks.jlab.org/entry/3906229
- Owl summary: https://logbooks.jlab.org/entry/3906383
- Early Riser Summary: https://logbooks.jlab.org/entry/3906545
- Tune beam round yesterday noon. Good quality CW into the tagger at 15:00
- HARP Scan results: https://logbooks.jlab.org/entry/3906296
- Signal to background too high or pedestal shifted (require adjustment)? : https://logbooks.jlab.org/entry/3906283
- Tagger Gamma counter rate comparison: last night vs 2020 for same radiator: https://logbooks.jlab.org/entry/3906326
- Evident suggest pedestal for the Halo monitor shifted
- Empty target run overnight
- Without Active collimator
- Report/issue
- AC cable wired backward? : https://logbooks.jlab.org/entry/3906359
- Radcon is escorting Nick into the collimator cave for checking
- Counting house microphone issue:
- Improved significantly by the new microphone by Matt
- A longer USB to micro USB cable will further improve the remote shift experience
- AC cable wired backward? : https://logbooks.jlab.org/entry/3906359
- Run plan
- Run plan
- Complete beam configuration (Hovanes) after fixing Active collimator
- Detector checkout
- Contact persons: Rachard (): richard.t.jones@uconn.edu, Drew: andrew.p.smith@duke.edu , Sasha: andrew.p.smith@duke.edu, Igal: ijaegle@jlab.org , Tyler: .
- Low Current 2nA run this afternoon (during Mike's shift)
- Empty target run again overnight?
Saturday, September 18
- Last 24 hours:
- AC Fixed at 9:30 am
- Voltage cable was attached but not locked.
- Hovanes completed the last step of beam check at 2pm
- 2nA beam + bleedthrough to the Hall since then.
- slit close, laser off.
- Hall C at 70uA and constantly changing current between 50-70 uA
- AC Fixed at 9:30 am
- Overnight: snake scan.
- Present: snake scan ongoing.
- Shift Summary:
- Day Shift summary: https://logbooks.jlab.org/entry/3906717
- Swing summary: https://logbooks.jlab.org/entry/3906951
- Owl summary: https://logbooks.jlab.org/entry/3907241
- Early Riser Summary: https://logbooks.jlab.org/entry/3907457
- Issues:
- Counting house microphone issue:
- Good enough for now. Fin tweak needed. Remote shifters: please give feedback.
- Hall D epics gateway was dropped at 15:20, came back at 20:45. Lost 3 hours of epics data: https://logbooks.jlab.org/entry/3907119
- https://logbooks.jlab.org/entry/3907608
- Tagget magnet NMR not locking: https://logbooks.jlab.org/entry/3906202
- Counting house microphone issue:
- Run plan
- TAGM checkout to be completed (Richard)
- Beryllium target installation
- 6:30am, Beam.
- 7:00am- 7:30am, radcon survey of beamline target area.
- 7:30am- 8:00am, Survey & alignment setup
- 8:00am-8:30am, removing components (Target & start counter)
- 8:30am, Berylium target installaion by target group (with Imani's presents)
- Total work duration: 14 hours
- Currently planned for Monday.
- A Possibility of maintenance day on Tuesday.
- Should we shift target installation by 1 day?
- Injector tune-up to help bleed through.
- A Possibility of maintenance day on Tuesday.
Monday, September 20
- Weekend operation:
- Snake scan with CCAL check up:
- Hall C on: Close slit, turning off laser. Hall C bleedthrough only
- Hall C off: Open slit, 2nA beam.
- PSC < 20, CCAL_total < 400k.
- TAGM checkout completed (by Richard): https://logbooks.jlab.org/entry/3908199
- CCAL exposed to direct 100 uA beam for 4-5 mins, damage assessment?
- Four hours Stable TAC run (TAC + CCAL): Run 80603
- 1.5 hour stable TAC run (CCAL Only): Run 80693
- Snake scan with CCAL check up:
- Issues:
- Tagget magnet NMR not locking: https://logbooks.jlab.org/entry/3906202
- Near future plan:
- Hall C tune beam for three hours starting at 10 am, TAC run?
- Beryllium target installation on Tuesday
- Full target installation schedule: https://logbooks.jlab.org/entry/3909024
- 6:30am, Beam off.
- 7:00am- 7:30am, radcon survey of beamline target area.
- 7:30am- 8:00am, Survey & alignment setup
- 8:00am-8:30am, removing components (Target & start counter)
- 8:30am, Berylium target installaion by target group (with Imani's presents)
- Total work duration: 14 hours
- Tuesday night beam ?
- Access during target installation work:
- Limited spot avaliable. Contact shift leader before arriving.
- Target work at highest priority; then FCAL work.
- Accelerator maintenance day will not be on Tuesday.
- Radcon can't support Hall A dump work in parallel with maintenance day.
Tuesday, September 21
- In last 24 hours:
- Final round of Snake Scan with CCAL
- Status report: https://logbooks.jlab.org/entry/3909796
- Current:
- Hall is open since 7:30 (one hour late as planned), Radcon support at 7:45.
- 11:00 is better for the FCAL work (currently 9 people in the hall)
- Accelerator:
- Injector issue. Hall C is down due to a magnet issue. RF issue with 1L05.
- Final round of Snake Scan with CCAL
- Issues:
- Tagget magnet NMR not locking: https://logbooks.jlab.org/entry/3906202
- FCAL Bases issue: https://logbooks.jlab.org/entry/3909159
- Bleed-through discussion
- RF timing check: https://logbooks.jlab.org/entry/3909729
- Picket Fence for PS: https://logbooks.jlab.org/entry/3909777
- Remote shift issue
- Glueon03 froze at 15:00, VNC session dropped, hard power cycle required. https://logbooks.jlab.org/entry/3909286
- hdops login uncsuccesful, fixed itself 30 mins later
- Instruction on restarting VNC session: https://logbooks.jlab.org/entry/3909587
- Resolution issue
- Glueon03 froze at 15:00, VNC session dropped, hard power cycle required. https://logbooks.jlab.org/entry/3909286
- Near future plan:
- Complete target installation.
- Go back to production/calibration. DAQ test
Wednesday, September 22
- In last 24 hours:
- Target installation started at 7:30, completed at 15:30
- For future target remove/installation: 1. Stick to the plan; 2. Ensure SC and Halo bias off; 3. Report to Shifer leader and Mark.
- Webtool: who is in the Hall? : https://logbooks.jlab.org/entry/3909934
- FCAL bases (10+) were replaced: https://logbooks.jlab.org/entry/3909984
- Afternoon & overnight
- HARP result: https://logbooks.jlab.org/entry/3910079
- Trigger/DAQ test completed: https://logbooks.jlab.org/entry/3910093
- TAGH calibration completed
- Production calibration (15mins) and Raw mode data (5min taken) requested by Sean completed: https://logbooks.jlab.org/entry/3910123
- CCAL snake scan completed
- Current:
- taking production data (FCAL pi0 calibration: Igal) Started 6am for 1 shift
- Data monitoring:
- Target installation started at 7:30, completed at 15:30
- Issues:
- Tagget magnet NMR not locking: https://logbooks.jlab.org/entry/3906202
- Rootspy issue
- Make log entry function not working. (Manual submission)
- Is CCAL monitoring available? https://logbooks.jlab.org/entry/3910342
- Counting house camera: https://logbooks.jlab.org/entry/3910252
- Counting house network issue.https://logbooks.jlab.org/entry/3910060
- Data monitoring:
- Near future plan:
- Completing FCAL calibration.
Thursday, September 23
- In last 24 hours: https://logbooks.jlab.org/entry/3910318 (4am to 10am), https://logbooks.jlab.org/entry/3910458 (10am to 4pm), https://logbooks.jlab.org/entry/3910670 (4pm to 10pm), https://logbooks.jlab.org/entry/3910862 (10pm to 4pm)
- FCAL pi0 calibration and HV tuning started yesterday at 6 am, https://logbooks.jlab.org/entry/3910786
- With PMT HVs, gains, and pedestals of run 73065
- Then, we subtracted 6V to all PMT HV resulting in a reduction of roughly 5% on all gains
- Sergey made a rapid access to the experimental hall to power cycle NIM crate
- Beni changed the TOF HV a couple of times eg https://logbooks.jlab.org/entry/3910611
- Sergey did a BCAL pedestal runs,
- Sean time calibration https://logbooks.jlab.org/entry/3910464, https://logbooks.jlab.org/entry/3910484
- Sasha adjusted tagh HV
- FCAL pi0 calibration and HV tuning started yesterday at 6 am, https://logbooks.jlab.org/entry/3910786
- Issues
- Beni did look at the bleedthrough issue by analyzing timing for different run condition https://logbooks.jlab.org/entry/3910680, https://logbooks.jlab.org/entry/3910800
- After entry to the experimental MCC struggle for almost one hour to send us beam
- Sean time calibration pointed to tagm issues that Richard will address
- FCAL issues, fADC died screwing the FCAL pi0 calibration run see report diphoton invariant mass distribution per ring https://halldweb.jlab.org/primexd/phase2/fcal2021_method0_period_2-g1/
- Plan for the day
- tagm studies by Richard
- FDC straight track studies by Lubomir