Reports until 23:36, Tuesday 18 August 2026
LHO General
ryan.short@LIGO.ORG - posted 23:36, Tuesday 18 August 2026 (91588)
Ops Day Shift Summary

TITLE: 08/18 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
INCOMING OPERATOR: Ibrahim
SHIFT SUMMARY: Were were able to get PRMI locked again today for a bit after more alignment work, and then some commissioning of the BBSS was done after that. The HWS and CO2 systems were worked on and some 3IFO checks were done as well. Dust alarms have been going off most of today in the optics lab. The LVEA remains Laser HAZARD.
LOG:

Start Time System Name Location Lazer_Haz Task Time End
14:54 FAC Kim EX - Technical cleaning 16:21
15:01 FAC Eric Outbldgs - AHU checks 16:47
15:52 PEM Robert LVEA - Looking at fiber locations 17:33
16:01 VAC Travis LVEA - Moving pump from HAM1 to HAM6 16:30
16:32 FAC Kim LVEA - Technical cleaning 17:36
16:34 PSL Jason PSL Y Parts search 16:50
16:41 SEI Jim CER - HAM3 ISI measurement 18:24
16:48 FAC Chris LVEA - Safety checks 17:37
16:53 TCS TJ, Camilla LVEA Y Checking HWS and CO2 tables 19:46
17:33 PEM Robert, Reinhardt MER/LVEA - Running DAS fibers 00:17
17:56 FAC Kim FCES - Technical cleaning 18:55
18:08 TCS Jennie LVEA Y Looking for RF source 18:19
18:11 VAC Travis, Gerardo LVEA - Valve in HAM6 turbopump 18:24
18:26 TCS Fil LVEA - Troubleshooting CO2 laser 19:46
18:47 AOS Betsy LVEA - Checks in W-bay 19:08
19:34 FAC Randy LVEA - Pulling 3IFO ISI container lid 22:30
19:48 SUS Jason OptLab - Checking oplev lasers 21:39
20:08 VAC Gerardo LVEA - Starting leak detector on BSC8 00:08
20:14 AOS Betsy LVEA - W-bay cleanroom move 21:25
20:19 VAC Travis LVEA - Leak checking and cleanroom move 00:17
20:29 AOS TJ LVEA - W-bay cleanroom move 21:09
20:56 SEI Shoshana, Huyen, Jim LVEA - H2 PSL - CRS cleanup 22:37
21:25 TCS Camilla, TJ LVEA Y CO2Y troubleshooting 22:48
22:11 EE Jackie MER - Replacing BHD chassis 23:12