Difference between revisions of "Run Planning Meeting Notes, March 27-April 2, 2016"
From GlueXWiki
(15 intermediate revisions by 2 users not shown) | |||
Line 1: | Line 1: | ||
+ | ==Saturday, April 2== | ||
+ | |||
+ | No meeting | ||
+ | |||
+ | ==Friday, April 1== | ||
+ | |||
+ | # Accelerator Status | ||
+ | ## 1-pass separation to Hall B checked out during machine studies yesterday | ||
+ | ## beam came back at noon, looked good | ||
+ | ## 1 am, vacuum problem in north linac, recovering now, then some checks, ETA for beam 11-ish | ||
+ | ## Hall B priority at 3 pm, three-hall operation commences | ||
+ | ## Hall A gets priority Monday | ||
+ | # Hall-D/GlueX items | ||
+ | ## beam intensity fluctuations, +-5% about nominal 200 nA, 6 second period | ||
+ | ## tagger harp scan shows sigma_x = 1.2 mm, sigma_y = 0.5 mm, optics on call will take a look | ||
+ | ##* Hovanes suggests regular harp scans, including two ACC harps in D beamline, MCC must do those | ||
+ | ## Shift-takers: enter some run comments! | ||
+ | ## other systems? | ||
+ | # Run Plan | ||
+ | ## empty target run | ||
+ | ## PS magnet current studies | ||
+ | ## TRD run | ||
+ | ## production running | ||
+ | # Offline analysis? | ||
+ | # Administrative Items | ||
+ | #* Google Calendar tips | ||
+ | #* Run Coordinator change today | ||
+ | # AOB? | ||
+ | |||
+ | ==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 | ||
+ | # 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== | ==Tuesday, March 29== | ||
Line 10: | Line 88: | ||
##* satelite bump in beam profiler still there, plus new wart on main peak of x | ##* satelite bump in beam profiler still there, plus new wart on main peak of x | ||
##* active target counting rate low | ##* active target counting rate low | ||
− | ## | + | ## Solenoid magnet trip, Mon. 9 am |
## FCAL field dependence study data being taken yesterday (Adesh) | ## FCAL field dependence study data being taken yesterday (Adesh) | ||
## pair spectrometer study while ramping: deferred | ## pair spectrometer study while ramping: deferred | ||
+ | ## gluonraid space | ||
## other systems? | ## other systems? | ||
# Run Plan | # Run Plan | ||
− | #* 10:00 study photon beam intensity as function of locks, polarization | + | #* Tuesday |
− | #* 12:00 trigger studies | + | #** 10:00 [https://logbooks.jlab.org/entry/3392996 study photon beam intensity as function of locks, polarization] |
− | #* 16:00 production running | + | #** 12:00 trigger studies |
+ | #** 16:00 transmission studies | ||
+ | #** 17:00 production running | ||
+ | #* Wednesday | ||
+ | #** 00:00 production running with tagger quad. current variation | ||
# Offline analysis? | # Offline analysis? | ||
# Administrative Items | # Administrative Items | ||
Line 47: | Line 130: | ||
# Next meeting? | # Next meeting? | ||
# AOB? | # AOB? | ||
+ | |||
+ | ==Sunday, March 27== | ||
+ | |||
+ | No meeting. |
Latest revision as of 23:00, 6 April 2016
Contents
Saturday, April 2
No meeting
Friday, April 1
- Accelerator Status
- 1-pass separation to Hall B checked out during machine studies yesterday
- beam came back at noon, looked good
- 1 am, vacuum problem in north linac, recovering now, then some checks, ETA for beam 11-ish
- Hall B priority at 3 pm, three-hall operation commences
- Hall A gets priority Monday
- Hall-D/GlueX items
- beam intensity fluctuations, +-5% about nominal 200 nA, 6 second period
- tagger harp scan shows sigma_x = 1.2 mm, sigma_y = 0.5 mm, optics on call will take a look
- Hovanes suggests regular harp scans, including two ACC harps in D beamline, MCC must do those
- Shift-takers: enter some run comments!
- other systems?
- Run Plan
- empty target run
- PS magnet current studies
- TRD run
- production running
- Offline analysis?
- Administrative Items
- Google Calendar tips
- Run Coordinator change today
- AOB?
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.