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Purpose | preferred schedule | Ion | Energy | Rate on CU | Beam focus | Trigger | Runs* | notes | preliminary analysis | ||||||||||||
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Test multiple trigger engines prior to beam | nov 17 | NA | NA | NA | NA | all BTs |
| change CNO thresholds, periodic frequency | |||||||||||||
Monitor beam rate and conditions | nov 18, 8-10 | C | 1.5Gev/n | 50-500Hz | play with focus to change beam intensityon CU | BT53 | 2519-2522 | spill is 6s long. monitor shows counts vary between 50-500Hz. | |||||||||||||
0 degree configuration | nov 18 11-16 18 | C | 1.5Gev/n | 100-200Hz | nominal | BT50, BT51, BT54 | 2527-2534 | 250Kevts at ~200Hz | CAL studies: | ||||||||||||
30 degree | nov 18 20-21 | C | 1.5GeV/n | 260Hz | nominal | BT50, BT51, BT54 | 2535-2537 for beam tuning | 660Kevts move CU at 30 degrees, take some events to check ACD CNO threshold for new hit tiles |
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30 -60 degree configuration Tracker performance | nov 18 nov 18 21 - nov 19 2 | C | 1.5GeV/n | 100Hz 270Hz | nominal | BT50, BT51, BT54, BT56 |
| per BT type collect: |
| 60 degree configuration Tracker performance | 2550-2553 | 645Kevts | beam through tower3 side, no ACD tile; BT50, BT51 have a CNO trigger engine which is not satisifed - most events are therefore read with the std engine auto-range, ZS associated with any other trigger than CNO | ||||||||
0 degree | nov 18 7PM nov 19 2-7 | C | 1.5GeV/n | 270Hz 100Hz | nominal | BT3,BT50, BT51 , BT54 |
| 2572 with BT3 (TKR only trigger) | noticed larger fraction of TEM errors (from 2% to 3.5%) | ||||||||||||
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| per BT type collect: |
| 0 angle, twr 3 (no ACD tile) | nov 19 7-12 | C | 1.5GeV/n | 100Hz | nominal | BT50, BT51, BT54 |
| per BT type collect: |
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charge injection with beam | nov 19 12-13 | C | 1.5GeV/n | 100Hz | nominal | CalibGen, |
| keep beeam on |
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Energy scan | nov 19 | C,Xe | 600MeV/n - 1.5GeV/n in steps | 10-1000Hz | far and near focus | BT51 |
| attempt to simulate different ions by varying ionization energy | fabio | ||||||||||||
Secondary ions with target | nov 19 | Xe | 1.5GeV/n | 10-1000Hz | far and near focus | BT50 |
| attempt to get different ions by shooting beam through a target - need verification with GSI people | benoit | ||||||||||||
scintillation measurement in CDE | nov 19 | Xe | 1.5GeV/n | 100Hz |
| NA |
| place another detector upstream and monitor signal pulse - move measurement before switching to Xe if C is wanted | benoit |