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Jefferson Lab Experiment E91-016

Runplan


General Guidelines Kinematics
Periodic Procedures: Run Periods:

 
10/18 - 10/22: Precheckout
Task ~time (h) check
aerogel detector    
Hall C check list    

 
10/23 - 10/25, Comissioning (72 h):
Task ~time (h) check
superharp scan    
trigger setup 8  V
detector checkout 8  V
optics checkout 8  
aerogel comm. 8  V
lucite comm. 8  V
3He luminosity 8  

 
10/26 - 10/28, Maintenance
10/29 - 11/06 (216 h): E=3.84 GeV
11/07 - 11/09: Facility
11/10 - 11/19 : E=3.2 GeV
Task ~time (h) check
Cycle HMS    
Degauss SOS for electrons    
Detector checkout     
Trigger checkout singles    
Optics Study I    
Degauss SOS for protons
Trigger checkout coincidences   X
CH2(e,e'p)
superharp scan     X
3He luminosity    X
BCM calibration 4  X
OTR calibration 4  
3He(e,e'K), 0 deg + dummy 56  X
3He(e,e'K), 6 deg + dummy X
CH2(e,e'K) and optics at 0 degree
3He(e,e'K), 30 deg + dummy 112  
3He(e,e'K), 0 deg, 1996 kinematics + dummy 16  
Beam energy measurement 4  X
11/19 - 11/22 : E=3.2 GeV, Hydrogen Running
Task ~time (h) check
Change target to hydrogen 11/19, 7:30 am
H(e,e'K) 0 deg + dummy 11/19, ~ 6:00 pm X
H(e,e'K) 6 deg + dummy X
H(e,e'K) 12 deg + dummy X
H(e,e'K) delta scan -15, -10, -5, 0, +5, +10, +15 X
H(e,e'p) elastic + dummy  X
H(e,e'p) elastic  SOS scan
H(e,e') elastic HMS scan
BCM calibration  X
W=2 test kinematics X

 
11/20 - 11/29: Maintenance

 
11/30 - 12/07 (192 h): E=3.2 GeV

 
Task ~time (h) check
4He(e,e'K) 0 deg + dummy 56  X
4He(e,e'K) 6 deg + dummy X
4He(e,e'K) 12 deg + dummy X
4He(e,e'K) 0 deg, 1996 kinematics + dummy 16  
Beam energy measurement 4  
BCM calibrations 4  
12/10 - 12/13: Hydrogen Running II
Task ~time (h) check
H(e,e'K) 12 deg SOS -8.5%
H(e,e'K) 6 deg   SOS -5%
H(e,e'K) 0 deg   SOS -4%
H(e,e'K) 0 deg  X
H(e,e'K) 6 deg  X
H(e,e'K) 12 deg  X
D(e,e'K) 0 deg 24  
W=2 test kinematics 2  
H(e,e'p) elastic + dummy  
BCM calibration 1
12/13 - 12/16: Wrap Up
Task ~time (h) check
target survey    
pressure transducer    
gas samples    
copy run sheets etc.    
Hall C Operating Manual
Last updated 12/11/99
By Jörg Reinhold(reinhold@fiu.edu)