Difference between revisions of "Run Planning Meeting Notes, September 16 - September 23, 2021"

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<- Back to [[Run Coordination Meetings:Summer2021]]
 
<- Back to [[Run Coordination Meetings:Summer2021]]
=Tuesday, September 16=
+
=Thursday, September 16=
 
# Last 24 hours:  
 
# Last 24 hours:  
 
#* 5th Separator went well. Succifent Separatoion achieved.
 
#* 5th Separator went well. Succifent Separatoion achieved.
Line 45: Line 45:
 
=Saturday, September 18=
 
=Saturday, September 18=
 
# Last 24 hours:  
 
# Last 24 hours:  
#* Tune beam round yesterday noon. Good quality CW into the tagger at 15:00
+
#* AC Fixed at 9:30 am
#** Day Shift summary: https://logbooks.jlab.org/entry/3906056
+
#** Voltage cable was attached but not locked.
#** Swing summary: https://logbooks.jlab.org/entry/3906229
+
#* Hovanes completed the last step of beam check at 2pm
#** Owl summary: https://logbooks.jlab.org/entry/3906383
+
#* 2nA beam +  bleedthrough to the Hall since then.
#** Early Riser Summary: https://logbooks.jlab.org/entry/3906545
+
#** slit close, laser off.
# HARP Scan results: https://logbooks.jlab.org/entry/3906296
+
#** Hall C at 70uA and constantly changing current between 50-70 uA
#* Signal to background too high or pedestal shifted (require adjustment)? : https://logbooks.jlab.org/entry/3906283
+
# Overnight: snake scan.
#* Tagger Gamma counter rate comparison: last night vs 2020 for same radiator: https://logbooks.jlab.org/entry/3906326
+
# Present: snake scan ongoing.
#* Evident suggest pedestal for the Halo monitor shifted
+
# Shift Summary:
#* Empty target run overnight
+
#* Day Shift summary: https://logbooks.jlab.org/entry/3906717
#** Without Active collimator
+
#* Swing summary: https://logbooks.jlab.org/entry/3906951
# Report/issue
+
#* Owl summary: https://logbooks.jlab.org/entry/3907241
#* AC cable wired backward? : https://logbooks.jlab.org/entry/3906359
+
#** Early Riser Summary: https://logbooks.jlab.org/entry/3907457
#** Radcon is escorting Nick into the collimator cave for checking
+
# Issues:
 
#* Counting house microphone issue:
 
#* Counting house microphone issue:
#** Improved significantly by the new microphone by Matt
+
#** Good enough for now. Fin tweak needed. Remote shifters: please give feedback.
#** A longer USB to micro USB cable will further improve the remote shift experience
+
#* 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
 
# Run plan
 
# Run plan
#* [https://halldweb.jlab.org/primexd/run_plan/Run_Plan_Fall_2021.pdf Run plan]
+
#* TAGM checkout to be completed (Richard)
#* Complete beam configuration (Hovanes) after fixing Active collimator
+
#* Beryllium target installation
#* Detector checkout
+
#** 6:30am, Beam.
#** 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: .
+
#** 7:00am- 7:30am, radcon survey of beamline target area.
#* Low Current 2nA run this afternoon (during Mike's shift)
+
#** 7:30am- 8:00am, Survey & alignment setup
#* Empty target run again overnight?
+
#** 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.
 +
 
 +
 
 +
 
 +
=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
 +
# 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.
 +
# 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
 +
# 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:
 +
#** BCAL: https://logbooks.jlab.org/entry/3910399
 +
#** TOF: https://logbooks.jlab.org/entry/3910393
 +
# 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:
 +
#* Online ploting: https://halldweb.jlab.org/data_monitoring/Plot_Browser.html
 +
#* BCAL: https://logbooks.jlab.org/entry/3910399
 +
#* TOF: https://logbooks.jlab.org/entry/3910393
 +
 
 +
# 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
 +
# 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/
 +
#* Tagger HallD was accessed to replace a card for the ion chamber (4hrs w/o beam) https://logbooks.jlab.org/entry/3910995
 +
# Plan for the day, https://halldweb.jlab.org/primexd/run_plan/Run_Plan_Fall_2021.pdf
 +
#* tagm studies by Richard
 +
#* FDC straight track studies by Lubomir
 +
#* Hall access to replace fADC and look FCAL missing channels
 +
#* After hall access, we will need to take at least 500M trigger for FCAL pi0 calibration before starting Compton at low intensity

Latest revision as of 08:05, 23 September 2021

<- Back to Run Coordination Meetings:Summer2021

Thursday, September 16

  1. Last 24 hours:
  2. Report/issue
  3. Run plan
    • Wait for beam delivery. Begin experiment commissioning. Run plan

Friday, September 17

  1. Last 24 hours:
  2. HARP Scan results: https://logbooks.jlab.org/entry/3906296
  3. 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
  4. 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

  1. 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
  2. Overnight: snake scan.
  3. Present: snake scan ongoing.
  4. Shift Summary:
  5. Issues:
  6. 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.


Monday, September 20

  1. 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
  2. Issues:
  3. 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

  1. In last 24 hours:
    • Final round of Snake Scan with CCAL
    • 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.
  2. Issues:
  3. Near future plan:
    • Complete target installation.
    • Go back to production/calibration. DAQ test

Wednesday, September 22

  1. In last 24 hours:
  2. Issues:
  3. Data monitoring:
  1. Near future plan:
    • Completing FCAL calibration.

Thursday, September 23

  1. 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)
  2. Issues
  3. Plan for the day, https://halldweb.jlab.org/primexd/run_plan/Run_Plan_Fall_2021.pdf
    • tagm studies by Richard
    • FDC straight track studies by Lubomir
    • Hall access to replace fADC and look FCAL missing channels
    • After hall access, we will need to take at least 500M trigger for FCAL pi0 calibration before starting Compton at low intensity