Daily Run Plan
Here are details of the daily run plan. See also the global Run Plan. The person responsible should ensure that
a crew of experts is available for the shift. This schedule will be updated frequently by the Run Coordinator
as the situation on the ground changes.
Daily Run Plan for PREX (latest at bottom)
| Date (2010) |
Shift |
---------- Activity (Responsible) ---------- |
--- Status ---
|
| 03/19
|
day
|
pump down; Møller, Compton, septum install; Q2 repair
Insert sieve. (Techs)
|
|
| 03/19
|
swing
|
Beam restore (B-team)
|
done
|
| 03/20
|
owl
|
- Septum checkout (Michaels: Page when beam imminent & spectrometer ready)
also:
- Initial look at low current cavity monitors (Zafar: Page when beam imminent & spectrometer ready)
- Target alignment (Michaels)
- VDC checkout (Michaels)
- Quartz detectors checkout (McNulty, Wexler -- page when VDC tracks seen)
- GEM checkout (Camsonne -- page when VDC tracks seen, if left dipole is operating)
All at 1-2 µA.
Scattered energy ~ beam energy = 1.063 GeV.
Quad settings:
- Right arm:
- Q1: dI/dP= 411.2474 Amps/GeV/c
- Q2: dI/dP= 436.2014 Amps/GeV/c
- Q3: dI/dP= 433.3897 Amps/GeV/c
- Left Arm:
- Q1: dI/dP= 419.8772 Amps/GeV/c
- Q2: dI/dP= 435.6273 Amps/GeV/c
- Q3: dI/dP= 434.9682 Amps/GeV/c
"Usual" polarity
|
done
|
| 03/20
|
day
|
Beam off & hall open 9:00 am
Quads repair; Compton install; GEM install; signals debugging. Leave sieves in. (Techs)
|
done
|
| 03/20
|
swing
|
- Close up hall
- Benesch tuning (1/2 - 2 hours)
- Verify quad polarities (Camsonne)
- Cavity monitors basic function test (Zafar)
- Low current cavity monitors setup (Musson, Zafar) (2 hours)
|
in progress
|
| 3/21
|
owl
|
- Access for GEM installation (Camsonne)
- Remove sieves (assuming low current cavities working)
- Spectrometer checkout:
- Quartz detectors checkout (McNulty, Wexler)
- Lumi checkout (Mercado) (2 µA on Ta)
- GEM checkout (Camsonne?)
At <~ 100 nA up to few µA.
|
not done
|
| 3/21
|
day
|
- Put in water cell
- Pointing measurement
- A_T hole?
Page Jack Segal if long access.
|
not done
|
