Reports until 17:15, Sunday 06 July 2025
H1 General
anthony.sanchez@LIGO.ORG - posted 17:15, Sunday 06 July 2025 (85577)
Ops day Shift End

TITLE: 07/07 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Observing at 138Mpc
INCOMING OPERATOR: Ryan S
SHIFT SUMMARY:
I had to run an Initial alignment twice this morning before H1 would get past DRMI and Evetually reached NLN at 16:41:30 UTC.

@ 14:07 UTC Unknown Lockloss today.

Relock needed another Initial Alignment to get past DRMI. We eventually Arrived back at NLN at 19:26 UTC.

@21:01 UTC I noticed the Range drop and I started to Troubleshoot Range Related SQZ  issues.

LOG:

Start Time System Name Location Lazer_Haz Task Time End
16:18 PEM Robert LVEA +X N Turning on Current Clamp 16:22
18:20 PEM Robert LVEA HAM 1 N More PEM commisioning. 19:06
19:11 PEM Robert LVEA N Shutting down PEM amps 19:13