Gembeam log first
From Hall A Wiki
| RUN # | Source/Cosmic/Pedestal | Date | Start Time | End Time | HV | # of events | notes |
|---|---|---|---|---|---|---|---|
| 531 | Pedestal | Apr 21 2011 | 3.850V | Good pedestal run : [ADC vs. chan number ], [Mean vs. chan number ] [RMS vs. chan number ] | |||
| 532 | Cosmics | Apr 21 2011 | 3.850V | Try cosmic with only one paddle. Not successful | |||
| 533 | Cosmics | Apr 21 2011 | 14:38 | 15:30 | 3.850V | 1103 | Make coincidence between small paddle and bottom half of "E" plane, Raised the voltage on the scintillator paddle to 2.15V during run to increase rate.
Gem1 hits with good x and y = 52 good x1 = 59 Good y1 = 92 Gem2 hits with good x and y = 47 good x2 = 49 Good y2 = 118 Gem3 hits with good x and y = 99 good x3 = 111 Good y3 = 192 |
| 534 | Cosmics | Apr 21 2011 | 15:31 | 16:20 | 3.850V | 12356 | Before run start increase gas flow from 0.2 to 0.4 at flowmeter
Gem1 hits with good x and y = 102 good x1 = 110 Good y1 = 141 Gem2 hits with good x and y = 46 good x2 = 49 Good y2 = 122 Gem3 hits with good x and y = 92 good x3 = 102 Good y3 = 166 |
