Reports until 16:44, Friday 27 February 2026
LHO General
ryan.short@LIGO.ORG - posted 16:44, Friday 27 February 2026 (89310)
Ops Day Shift Summary

TITLE: 02/28 Day Shift: 1530-0030 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
INCOMING OPERATOR: N/A
SHIFT SUMMARY: Both doors and all viewports are now in place on HAM1 and the annulus is pumping down. Next week, after the main volume is at low enough pressure, we'll start commissioning the new JAC in with the rest of the IFO.
LOG:

Start Time System Name Location Lazer_Haz Task Time End
15:36 FAC Kim, Nellie LVEA N Technical cleaning 16:19
15:46 FAC Randy LVEA N Prep for HAM1 door 16:31
16:09 VAC Jordan LVEA N Isolate turbopump on BSC8 16:17
16:49 VAC Travis LVEA N HAM1 viewport and door prep 17:34
16:50 VAC Jordan LVEA N HAM1 viewport and door prep 17:34
16:50 FAC Kim, Nellie LVEA N Technical cleaning 18:03
17:10 SAF Richard LVEA N Checking in w/ VAC team 17:32
17:48 FAC Randy LVEA N Measuring cleanrooms in W-bay 19:48
17:54 SPI Jeff Opt Lab Local SPI fiber characterization 20:11
17:55 VAC Jordan, Mitchell LVEA N Prep for HAM1 cleanroom move (Mitchell out @ 18:11) 19:27
17:57 VAC Betsy, Travis LVEA N HAM1 door and cleanroom move (Betsy out @ 18:12) 19:27
18:25 TCS Sophie, Gabriele Prep Lab Local CHETA table work 18:45
18:49 FAC Kim LVEA N Technical cleaning 19:35
18:51 SAF Richard LVEA, CER N Safety checks in walls 18:58
18:54 TCS Sophie Prep Lab Local CHETA table work 20:03
20:22 SPI Jeff, Jim Opt Lab Local SPI fiber characterization (Jeff out @ 23:30) 23:38
20:29 FAC Randy LVEA N Craning scissor lift 21:10
20:37 VAC Jordan LVEA N Setting up HAM1 pump carts 21:38
20:42 VAC Travis LVEA N Setting up HAM1 pump carts 21:38
22:15 SQZ Sheila LVEA N Turning on SQZ laser 22:45
22:45 VAC Travis LVEA N Checking HAM1 pumps 23:03
22:54 TCS Gabriele, Sophie Prep Lab Local CHETA table work (Gabriele out @ 23:15) Ongoing
23:08 JAC Jennie, Keita LVEA N Checking parts, turning off JAC heater (Keita out @ 23:40) 00:08
00:23 ISC Elenna, Oli Opt Lab N Assembling optics Ongoing