G2p Expert Shifts

Information for Expert Shift Workers

Below is a checklist of responsibilities for g2p student shift workers.

Here is the expert shift schedule

Run Information

• Monitor deadtime, check that prescale values are appropriate
• Monitor edtm scalers
• Check that correct CODA configuration is being used
  • LHRS: LHRS
  • RHRS: RHRS

Beamline

• Beam charge asymmetry
  • Check charge asymmetry strip chart
• Check for false asymmetry using scalers/lumis
• check happex beam current asym: type "asym" or "asym L" or "asym R" in adaq account
• check BPM: type "spot++" or "spot_L" or "spot_R" in adaq account

• Monitor bleedthrough current

Target

• Monitor target polarization
  • Check that TO is actively adjusting nmr to maximize polarization.
  • Check that target is moved to 2nd cup when polarization drops too low

Replay

• Do full replay for every run (front room will only replay 20,000 events)
• Check that all ROCs are getting gates