Difference between revisions of "Run Planning Meeting Notes, Oct 25-Oct 31, 2018"

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== Wednesday, Oct 31 at 08:45 ==
 +
# Last 24h
 +
#* Accelerator recovery:
 +
#** Started yesterday at 7am
 +
#** Hall D (and Tagger) went into restricted access
 +
#*** Work on FCAL
 +
#*** Safety walk through
 +
#*** Installation and first tests of CompCal ~7h
 +
#** Beam has been sent back to Hall D ~9pm
 +
#* When beam was back:
 +
#**  Harp scan
 +
#** Empty target run
 +
#** Continued production sequence
 +
# Issues and current status
 +
#* Taking data at the moment
 +
# Reports
 +
#* [https://logbooks.jlab.org/entry/3617806 FCAL base replacements]
 +
#* [https://logbooks.jlab.org/entry/3618019 CompCal installation]
 +
#* [https://logbooks.jlab.org/entry/3618131 CompCal first performance tests]
 +
#* [https://logbooks.jlab.org/entry/3618293 HDvis]
 +
#* [https://logbooks.jlab.org/entry/3618418 Beam rates]
 +
#* [https://logbooks.jlab.org/entry/3618259 Summary of last week]
 +
#** Stable beam over the weekend
 +
#** Minor DAQ issues
 +
#** Collected ~11x10^9 Events
 +
# Plans
 +
#* Accelerator
 +
#** Fine tuning, beam will be taking away for ~1h, starting at 9am
 +
#** Up to now: Continue physics until weekend
 +
#* Hall D
 +
#** [https://halldweb.jlab.org/wiki-private/index.php/2018_Low_energy_measurements#Proposal_Summary Low energy measurements]
 +
#*** E_beam = 11.6 GeV, E_g = 7GeV
 +
#*** All TAGH counters + nominal PS field
 +
#*** Beam current ~25nA
 +
#*** Take data with this setup ~2h
 +
#** Any other plans/tasks/wishes?
 +
# AoB
 +
#* Free shifts! Take one, get one cookie for free!
 +
 +
== Tuesday, Oct 30 at 08:45 ==
 +
# Last 24h
 +
#* Took data when beam was available
 +
#* Lost about ~6h beam
 +
#** [https://logbooks.jlab.org/entry/3617364 Hall B Spin dance: 5pm - 10pm]
 +
#** Accel. issues
 +
#* Beam has been taken away ~7am this morning
 +
# Issues and current status
 +
#* Detector is on standby (empty target, coll. blocked,...)
 +
#* Accel. changed RF recovery to " General" recovery
 +
#* Hall D is in restricted access, Tagger hall will be soon
 +
#* Shifts between 8am and 4pm are on standby
 +
# Reports
 +
#* [https://logbooks.jlab.org/entry/3617200 Beam energy monitoring]
 +
# Plans
 +
#* Accelerator
 +
#** Recovery
 +
#** Hope beam to be back this afternoon
 +
#* Hall D
 +
#** CompCal
 +
#** Walk through
 +
#** Any other work?
 +
#* Once beam is back
 +
#** Harp scan
 +
#** Empty target run
 +
#** Return to production data
 +
# AoB
 +
#* Free shifts available
 +
 +
== Monday, Oct 29 at 08:45 ==
 +
# [https://logbooks.jlab.org/entry/3616892 Weekend: 10/26-10/28]
 +
#* Stable beam and smooth data taking
 +
#* Changed beam current for AMO radiator from 180nA to 200nA
 +
#* Collected ~7.5 x 10^9 evts
 +
#* [https://logbooks.jlab.org/entry/3615261 Performed harp scans every evening]
 +
# Issues and current Status
 +
#* Main reasons for no data taking
 +
#** Harp Scans ~30min
 +
#** A few DAQ crashes
 +
#** Beam down times ~30min (max. of 2h without beam)
 +
#* BTA was partly not available
 +
# Reports
 +
#* [https://logbooks.jlab.org/entry/3616763 CompCal trigger and readout tests]
 +
#* [https://logbooks.jlab.org/entry/3616127 HDvis in the counting house]
 +
#* [https://logbooks.jlab.org/entry/3617070 Rates during the weekend]
 +
#Plans
 +
#* Accelerator
 +
#** Mean studies on Monday (does not affect beam availability)
 +
#** RF recovery on Tuesday
 +
#* Hall D
 +
#** Continue production runs until Tuesday morning
 +
#** Tuesday
 +
#*** Go into restricted access on Tuesday for work at CompCal
 +
#*** Empty target run after RF recovery
 +
# AoB
 +
#* Open shift slots
 +
 +
== Friday, Oct 26 at 08:45 ==
 +
# Last 24h
 +
#* Shifts were on standby until 8pm
 +
#* Hall went into beam permit ~8:30pm
 +
#* Filled target, [https://logbooks.jlab.org/entry/3614961 performed harp scans], checked radiation levels
 +
#* Started taking data with AMO ~10:40pm
 +
#** Cycled through the production sequence
 +
#** Collected ~800M Evts so far
 +
# Issues and current Status
 +
#* Minor DAQ crashes
 +
#* No beam for ~15min, 1L22-7 tripped
 +
#* Data taking runs smoothly right now
 +
# Reports
 +
#* Monitoring
 +
#* [https://logbooks.jlab.org/entry/3615131 Rates after accel. tests]
 +
#* [https://logbooks.jlab.org/entry/3615154 Beam energy after accel. tests]
 +
# Plans
 +
#* Keep taking data over the weekend
 +
#* No requests for additional tests/checks/measurements so far
 +
#* Accel.
 +
#** Beam studies on Monday
 +
#** RF recovery on Tuesday
 +
# AoB
 +
#* No meeting during weekend
 +
 
== Thursday, Oct 25 at 08:45 ==
 
== Thursday, Oct 25 at 08:45 ==
 
# Last 24h
 
# Last 24h
Line 15: Line 136:
 
# Plans
 
# Plans
 
#* Today
 
#* Today
−
#** Work in hall? Need to go into restricted access?
+
#** Work in hall (stay in controlled access)
−
#** Set shifts on standby until 8:00am tomorrow?
+
#*** BCAL (Elton)
 +
#*** TOF (Beni)
 +
#*** Walk through(s)
 +
#** Shifts are on standby until 11:59pm today
 +
#** IF beam is back:
 +
#*** Fill target, perform harp scans, check radiation levels, PS-rates,...
 +
#*** Start data taking with AMO @ 180nA
 
#* Upcoming days
 
#* Upcoming days
 
#** Take data as soon as beam is available
 
#** Take data as soon as beam is available
−
#** Accel. plans RF recovery for Tuesday, need to re-tune one of the cavitis
+
#** Accel.
 +
#*** Beam studies on Monday
 +
#*** RF recovery for Tuesday, need to re-tune one of the cavitis
 
# AoB
 
# AoB

Latest revision as of 08:40, 31 October 2018

Wednesday, Oct 31 at 08:45

  1. Last 24h
    • Accelerator recovery:
      • Started yesterday at 7am
      • Hall D (and Tagger) went into restricted access
        • Work on FCAL
        • Safety walk through
        • Installation and first tests of CompCal ~7h
      • Beam has been sent back to Hall D ~9pm
    • When beam was back:
      • Harp scan
      • Empty target run
      • Continued production sequence
  2. Issues and current status
    • Taking data at the moment
  3. Reports
  4. Plans
    • Accelerator
      • Fine tuning, beam will be taking away for ~1h, starting at 9am
      • Up to now: Continue physics until weekend
    • Hall D
      • Low energy measurements
        • E_beam = 11.6 GeV, E_g = 7GeV
        • All TAGH counters + nominal PS field
        • Beam current ~25nA
        • Take data with this setup ~2h
      • Any other plans/tasks/wishes?
  5. AoB
    • Free shifts! Take one, get one cookie for free!

Tuesday, Oct 30 at 08:45

  1. Last 24h
  2. Issues and current status
    • Detector is on standby (empty target, coll. blocked,...)
    • Accel. changed RF recovery to " General" recovery
    • Hall D is in restricted access, Tagger hall will be soon
    • Shifts between 8am and 4pm are on standby
  3. Reports
  4. Plans
    • Accelerator
      • Recovery
      • Hope beam to be back this afternoon
    • Hall D
      • CompCal
      • Walk through
      • Any other work?
    • Once beam is back
      • Harp scan
      • Empty target run
      • Return to production data
  5. AoB
    • Free shifts available

Monday, Oct 29 at 08:45

  1. Weekend: 10/26-10/28
  2. Issues and current Status
    • Main reasons for no data taking
      • Harp Scans ~30min
      • A few DAQ crashes
      • Beam down times ~30min (max. of 2h without beam)
    • BTA was partly not available
  3. Reports
  4. Plans
    • Accelerator
      • Mean studies on Monday (does not affect beam availability)
      • RF recovery on Tuesday
    • Hall D
      • Continue production runs until Tuesday morning
      • Tuesday
        • Go into restricted access on Tuesday for work at CompCal
        • Empty target run after RF recovery
  5. AoB
    • Open shift slots

Friday, Oct 26 at 08:45

  1. Last 24h
    • Shifts were on standby until 8pm
    • Hall went into beam permit ~8:30pm
    • Filled target, performed harp scans, checked radiation levels
    • Started taking data with AMO ~10:40pm
      • Cycled through the production sequence
      • Collected ~800M Evts so far
  2. Issues and current Status
    • Minor DAQ crashes
    • No beam for ~15min, 1L22-7 tripped
    • Data taking runs smoothly right now
  3. Reports
  4. Plans
    • Keep taking data over the weekend
    • No requests for additional tests/checks/measurements so far
    • Accel.
      • Beam studies on Monday
      • RF recovery on Tuesday
  5. AoB
    • No meeting during weekend

Thursday, Oct 25 at 08:45

  1. Last 24h
  2. Issues and current Status
    • Hall is in controlled access
    • Accell.
      • Extended phaser studies/tests into swing-shift
      • Master Oscillator Modifications (MoMod) ~8h begin in swing-shift
    • Earliest to expect beam: Around owl-shift (i.e. Friday)
  3. Reports
  4. Plans
    • Today
      • Work in hall (stay in controlled access)
        • BCAL (Elton)
        • TOF (Beni)
        • Walk through(s)
      • Shifts are on standby until 11:59pm today
      • IF beam is back:
        • Fill target, perform harp scans, check radiation levels, PS-rates,...
        • Start data taking with AMO @ 180nA
    • Upcoming days
      • Take data as soon as beam is available
      • Accel.
        • Beam studies on Monday
        • RF recovery for Tuesday, need to re-tune one of the cavitis
  5. AoB
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