aLIGO LHO Logbook

H1 General

ryan.crouch@LIGO.ORG - posted 07:32, Friday 11 April 2025 - last comment - 09:43, Friday 11 April 2025(83868)

OPS Friday DAY shift start

TITLE: 04/11 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
OUTGOING OPERATOR: None
CURRENT ENVIRONMENT:
    SEI_ENV state: MAINTENANCE
    Wind: 5mph Gusts, 3mph 3min avg
    Primary useism: 0.02 μm/s
    Secondary useism: 0.22 μm/s
QUICK SUMMARY:

Left over tasks from yesterday:

ONGOING BSC8 - ITMY and R0 TFs after alignment complet
ONGOING HAM1 ISC prep - check all removed cables for loose screws
ONGOING HAM1 ISC prep - Inspect Optics and beam dumps, FC if needed
ONGOING HAM1 ISC - rework M12 and M15
HAM1 ISC prep - Recheck all RMs with FRS ticket issues
~~JASON - IAS HAM1 support tube ends?~~

On the docket for today is:

BSC8 - Prep for Closeout

BSC8 - DOOR ON

HAM1 - Prep for ISI install

VAC Start Feedthru Swap

Comments related to this report

ryan.crouch@LIGO.ORG - 09:43, Friday 11 April 2025 (83872)

Link

The IAS support tube survey will likely not happen as the recent power outage has seemingly damaged the FARO (specifically its external temperature sensor) and it needs to be seen by their service team. We are waiting to hear about a rental unit in the meanwhile.