Run Planning Meeting Notes, March 27-April 2, 2016
From GlueXWiki
Contents
Thursday, March 31
- Accelerator Status
- Problem with RF separation work yesterday succeeded, ran A and D overnight
- beam studies scheduled for today (4 hours)
- Hall-D/GlueX items
- fluctuating DAQ livetime solved (David)
- Fast Feed-Back turned on and working...
- beam intensity fluctuations, +-5% about nominal 200 nA, 6 second period
- diamond tuning by Hovanes
- JD70-118 now much more centered
- reduction in beam halo counter in tagger hall by a factor a few, in the active target by 30%
- continue with JD70-118 (at least for now)
- FCAL calibration/gains (Adesh)
- straight track analysis (Simon)
- TPol sees higher polarization on JD70-119 than 118, 47%, 5 mm (Nathan)
- other systems?
- Run Plan
- 12:00 intensity/lock study
- 13:00 trigger studies
- 17:00 production running
- Offline analysis?
- Administrative Items
- Run Coordinator change tomorrow
- Clean up EEL 126, room renovation coming, at least temporary loss of space (Tom)
- AOB?
Wednesday, March 30
- Accelerator Status
- Problem with RF separation yesterday
- Beam taken away for RF work, 4 pm - 10 pm
- Go back to work on issue today
- beam studies scheduled for Thursday
- Problem with RF separation yesterday
- Hall-D/GlueX items
- FCAL gain/calibration mystery (Adesh)
- gluonraid space (David)
- new microscope bias voltages (Richard)
- fluctuating DAQ livetime
- production running with tagger quad. current variation, deferred (Richard)
- other systems?
- Run Plan
- 10:00 transmission studies
- ??:?? trigger studies
- Offline analysis?
- Administrative Items
- Run List, Paper Form
- AOB?
Tuesday, March 29
- Accelerator Status
- Problem with RF 2L07-7 overnight, control module replaced
- today after lunch: spin studies, will have few interruptions of 15 min. each
- beam studies scheduled for Thursday
- Hall-D/GlueX items
- beam issues
- drifting y-position
- satelite bump in beam profiler still there, plus new wart on main peak of x
- active target counting rate low
- Solenoid magnet trip, Mon. 9 am
- FCAL field dependence study data being taken yesterday (Adesh)
- pair spectrometer study while ramping: deferred
- gluonraid space
- other systems?
- beam issues
- Run Plan
- Tuesday
- 10:00 study photon beam intensity as function of locks, polarization
- 12:00 trigger studies
- 16:00 transmission studies
- 17:00 production running
- Wednesday
- 00:00 production running with tagger quad. current variation
- Tuesday
- Offline analysis?
- Administrative Items
- Standard Conditions
- Google Calendar
- AOB?
Monday, March 28
- Accelerator Status
- started beam delivery Sunday
- today: Hall B 1-pass extraction work will interrupt beam availability
- Hall A Moller quads need work, target filling, some viewer broken
- Hall D can ask for beam (beam on now), but may be taken away for extraction work
- Hall-D/GlueX items
- beam issues
- drifting y-position
- left should in y in tagger harp scan
- satelite bump in beam profiler still there, plus new wart on main peak of x
- active target counting rate low
- magnet ramping now...done by 2 pm
- Lubomir proposal, executed overnight last night
- quadrupole commissioning study
- FCAL field dependence study data being taken now (Adesh)
- pair spectrometer study while ramping?
- other systems?
- beam issues
- Run Plan
- Offline analysis?
- Next meeting?
- AOB?
Sunday, March 27
No meeting.