Reports until 16:37, Tuesday 21 July 2026
LHO General
ryan.short@LIGO.ORG - posted 16:37, Tuesday 21 July 2026 (91167)
Ops Day Shift Summary

TITLE: 07/21 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
INCOMING OPERATOR: Oli
SHIFT SUMMARY: Lots of great progress today, including the Michaelson getting locked with the new BBSS! The LVEA remains Laser HAZARD.
LOG:

Start Time System Name Location Lazer_Haz Task Time End
15:13 FAC Kim LVEA - Technical cleaning 16:25
15:15 VAC Jordan LVEA - Turning on leak detector 15:22
15:25 FAC Chris, Eric EX, MX, EY, MY - AHU fan greasing 16:41
16:10 VAC Travis, Jordan LVEA - Leak checking w/ turbo isolated (slight P drop) 16:55
16:20 TCS Corey MER - TCS chiller checks 16:35
16:23 CAL Tony, RyanC, Cory EX Y PCal measurement 19:19
16:24 PEM Carlos, Shrey, Robert Overpass - Seismometer tests 18:01
16:25 FAC Kim FCES - Technical cleaning 17:25
16:30 SEI Jim, Shoshana LVEA - Stickers on CRS laser 16:54
16:59 VAC Travis LVEA - Turning off HAM3 cleanroom 17:02
17:24 SQZ Camilla LVEA - Grabbing beam scanner 17:40
17:26 VAC Travis LVEA - HAM3 door flange tape removal 17:29
17:26 FAC Kim MY - Technical cleaning 18:14
17:38 ISC Corey, Camilla LVEA Y Porcupine beam dump check 18:23
17:42 TCS Madi OptLab - Testing lenses 18:41
19:10 TCS Camilla LVEA - Measuring camera can position 19:29
19:17 CDS Dave, Erik Remote - EDC & DAQ restarts 19:57
19:20 CAL Tony, RyanC, Cory PCalLab - Wrapping up measurement 19:59
19:26 PEM Shrey, Carlos Overpass - Seismometer tests 22:15
20:04 VAC Gerardo, Jordan LVEA - Checking pumps 20:13
21:00 VAC Gerardo, Jordan LVEA - Craning pump at CP1 21:24
21:01 CAL Tony EX - Grabbing something 21:22
21:16 SQZ Camilla, Rachel LVEA Y HAM7 power budget 23:07
21:18 TCS Madi OptLab - Testing lenses 22:05
21:29 ISC Sheila, Keita LVEA Y ISCT1 alignment 21:48
21:51 AOS Betsy CER - Cable inventory 22:34
22:07 VAC Travis LVEA - Parts cleanup 22:43
22:35 VAC Gerardo, Jordan LVEA - Adding turbopump to corner volume 23:16
23:06 SEI Fil CER - Installing HAM2 L4C chassis Ongoing
23:12 ISC Sheila, Keita LVEA Y ISCT1 alignment Ongoing
23:13 TCS Camilla, Madi OptLab - Eye-safe laser tests Ongoing