aLIGO LHO Logbook

H1 General

camilla.compton@LIGO.ORG - posted 13:42, Wednesday 02 October 2024 (80432)

OPS Day Shift End

TITLE: 10/02 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Observing at 151Mpc
INCOMING OPERATOR: Tony
SHIFT SUMMARY: Short locks this shift but there is still some wind and microseism. We reduced input power to 60W from 61W.
LOG:

15:39UTC Observing with fully automatic relock
16:02UTC Lockloss, not caused by FSS/PSL 80423
17:03UTC Observing with fully automatic relock
18:24UTC - 18:26UTC Out of observing while the CO2Y laser relocked
19:07 UTC Lockloss 1411931265 with an ~11Hz wobble in DARM/LSC loops 80428
20:08UTC Observing with fully automatic relock
- IMC input power deceased to 60W from 61W from this lock 80430

All re-locks today and last night were fully automatic.

Start Time	System	Name	Location	Lazer_Haz	Task	Time End
15:01	FAC	Karen	Optics lab/Vac Prep	N	Technical Cleaning	15:24
15:43	FAC	Karen	MY	N	Technical Cleaning	16:42
16:21	SQZ	Sheila	SQZT0	LOCAL	Realign SHG fiber	16:52
16:39	FAC	Chris	MX,MY	N	FAMIS tasks: fire and first aid kit checks	17:16
17:04	FAC	Karen	Woodshop/Fire pump room	N	Technical cleaning	17:53
19:00	PEM	Robert/Anamaria/Lance	X-arm	N	CE test setup, staying outside	Still out
19:57	SQZ	Sheila	LVEA	N	Grabbing parts	20:01