ryan.crouch@LIGO.ORG - posted 16:38, Wednesday 23 September 2026 (92027)
OPS Wednesday day shift summary
TITLE: 09/23 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Corrective Maintenance
INCOMING OPERATOR: Ryan S
SHIFT SUMMARY: DRMI and SQZ were commissioned today, we can lock on DRMI_3f now.
LOG:
| Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
|---|---|---|---|---|---|---|
| 14:55 | SUS | RyanC | CR/EX | N | OPLEV charge measurement ETMX | 16:12 |
| 15:01 | FAC | Randy | YARM | N | Beamtube enclosure repairs, YARM --> CS | 19:33 |
| 15:14 | FAC | Kim | H2 | N | Tech clean | 15:25 |
| 16:11 | TCS | TJ | LVEA | N | TCS pipe end capping | 16:25 |
| 17:09 | SUS | Rahul | Optics lab | N | ISS PD 3IFO work | 17:55 |
| 17:14 | FAC | Mitch, Betsy | EndX | N | Furniture arrangement | 19:01 |
| 17:19 | SPI | Jennie | LVEA | N | SPI racks check by HAM2, unplug cables | 17:25 |
| 17:35 | VAC | Jordan, Gerardo | EndX | N | Annulus Ion pump work | 18:28 |
| 18:42 | SPI | Jennie | LVEA | N | Plug cables back in SPI racks | 18:59 |
| 19:33 | FAC | Chris, Randy | EndX | N | Set up scaffolding around GV20 | 21:17 |
| 21:16 | FAC | Randy, Chris | LVEA | N | Craning in west bay, near term slab, back out 2205 | 21:46 |
| 21:24 | VAC | Travis, Gerardo | EndX | N | Return parts to CS, leak detector... | 22:32 |
| 21:24 | SEI | Jim | CER | N | Look at AA chassis ports | 21:29 |
| 23:04 | TCS | Camilla | Prep lab | N | Put tools away | 23:19 |
| 23:20 | VAC | Gerardo, Jordan | LVEA | N | Check GV 1 & 2 valves | Ongoing |
- 15:16 - 15:50 UTC EQ mode from a 5.7 from Tonga
- 20:56 UTC ETMX ST1,ST2 ISI watchdogs tripped (T240 trip) from scaffolding work around GV20.
Images attached to this report
