WAC Notes August 24 2019

Documentation

HOW TOs for shift crew

Expert Tools

All Expert Contacts

PREX Main << Weekly Analysis Coordinator << WAC Notes << Instructions

WAC Notes August 23 2019 << >> WAC Notes August 25 2019

August 24 2019

Daily Meeting BlueJeans

Production Run List - Slug 60 In

• Wien Flip Left, IHWP in
• Runs 4408-4438 -Junk Beam spot size changed
• Run 4439 - Good - 4439 - Burp cup changed from 0.2 to 0.35
• Run 4440 - Good - 4440
• Run 4441 - Good - 4441 - Bad beam :(
• Run 4442 - Good - 4442 - US DD larger than avg
• Runs 4443- 4449 - Junk Runs
• Run 4450 - Good - 4450 - Slopes are large, working toward gett

ung beam tuned properly

• Runs 4451-4466 - Junk
• Run 4467 - Good - 4467 - BPMs, large beam variation, needs cut
• Run 4468 - Good - 4468 - Slight blip in BCMs early during run.

It doesn't get cut out. It doesn't affect regression though

• Run 4469 - Good - 4469 - Not the best beam
• Run 4470 - Good - 4470 - Differences in BPMs and their complement

nts, Compton tuning

• Run 4471 - Good - 4471 - Differences in BPMs and their complement

nts. Not the best beam

• Run 4472 - Good - 4472 - Not great beam
• Run 4473 - Good - 4473 - Good.
• Run 4474 - Good - 4474 - Good.
• Run 4475 - Good - 4475 - Good.
• Run 4476 - Good - 4476 - Good.

Production Slug 61, Wien Left HWP Out

• Runs 4477-4478 Charge feedback not working
• Run 4479 - Good - 4479 - Good.
• Run 4480 - Good - 4480 - Good.
• Run 4481 - Good - 4481 - Good, noisy, bpm jitter in the position differences
• Run 4482 - Good - 4482 - Good. Same as the previous run
• Run 4483 - Good - 4483 - Good. Noisy position differences in BPMs but they look to cancel out
• Run 4484 - Good - 4484 - Good.
• Run 4485 - Good - 4485 - Good.
• Run 4486 - Good - 4486 - Good.
• Run 4487 - Good - 4487 - Good. Beam steering?
• Run 4488 - Good - 4488 - Good. Beam steering?

Issues

• Some concern over noise in main detectors (and BCMs)