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User name Darko

Log entry time 08:03:36 on April 20, 2011

Entry number 229099

keyword=Shift Summary: OWL Shift Summary 20 April 2011

OWL Shift Summary 20 April 2011

Shift Crew:
SL: Darko Androic

TO: Arthur Mkrtchyan

3rd man: Dave Mack

Priorities for shift:

N--> Delta Production, 7hours according John Leacok plan:

7 hours of good beam at QTOR 6700A and HWP OUT mdallbar width should be about 740 ppm
FLIP HWP to IN -- make sure charge feedback is working < 5 ppm, ask MCC to do an injector autosteer

Summary of events:

Run list:

Run 11496 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11497 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11498 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11499 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11500 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11501 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11502 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11503 LH2 N--> Pedestal run

Run 11504 LH2 N--> Delta Production, IHWP=OUT, Qtor=6700

Run 11505 LH2 N--> Delta Production, IHWP= IN , Qtor=6700  (Short Transition)

Run 11506 LH2 N--> Delta Production, IHWP= IN , Qtor=6700

Coulombs acquired: 4.25 C

Typical operating parameters:

Qweak Target: LH2, 165.0 uA, 4.0x4.0 mm Qtor 6700

MDALLBARS width

ppm

670

BCM12-ddif width

ppm

75

A_q width

ppm

cca 500

MDALLBARS X-sensitivity  

ppm/mm

~

MDALLBARS X-sensitivity  

ppm/mm

~

Halo 3 rate

Hz/uA

cca 24

Halo 4 rate

Hz/uA

cca 40

Problems requiring attention:

Analysis: Quick analysis 100k on every production marked run (Thx Dave)

Comments:

We are thanking for soup and snacks! (Thx Dave 2nd time)