Reports until 16:17, Friday 14 March 2025
LHO General
ibrahim.abouelfettouh@LIGO.ORG - posted 16:17, Friday 14 March 2025 (83377)
OPS Day Shift Summary

TITLE: 03/14 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Lock Acquisition
INCOMING OPERATOR: Ryan S
SHIFT SUMMARY:

IFO is in NLN and OBSERVING as of 23:14 UTC (2 min lock!)

A  calm shift with a very successful comissioning period where we were locked for the entire 6 hour comissioning block.

Our 22 hour lock was lost due to an ETM Glitch (lockloss alog 83375).

A summary of comissoning activities (alogs if possible):

1. SQZ: alog 83370 by SQZ Team (Camilla, Sheila, Mayank)

2. OPS: A2L Script alog 83373

3, PEM: Injections + Measurements (Robert)

4. ISC: Modulation Depth Step up/down (Elenna)

LOG:

Start Time System Name Location Lazer_Haz Task Time End
14:49 FAC Optics Lab Nellie N Technical Cleaning 15:06
15:08 PEM Robert LVEA N Turning amps on 15:33
19:02 PEM Robert LVEA N Shaker Move 19:02
20:44 SUS Keita, Rahul Optics Lab N PM1 Work 22:13
21:02 FAC Mitchell, Jim EX N EX Wind Fence Check 22:12
21:17 PEM Robert LVEA N Turning off amps and lights 21:22