ryan.crouch@LIGO.ORG - posted 22:01, Thursday 24 July 2025 (85978)
OPS Thursday EVE shift summary
TITLE: 07/25 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Observing at 151Mpc
INCOMING OPERATOR: Oli
SHIFT SUMMARY: We had an early evening full of Earthquakes, a lockloss from an ETMX glitch then a double candidate detection at the end of the shift.
LOG:
| Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
|---|---|---|---|---|---|---|
| 21:06 | SAF | LVEA IS LASER HAZARD | LVEA | Y | LVEA IS LASER HAZARD | 22:03 |
| 23:50 | EE | Fil, Jackie | EndX | N | SAT amp box swap | 00:17 |
- 22:50 - 00:45 UTC earthquake mode, we held in down. A 6.1 & a 5.8 from eastern Russia then while we were ringing down a 6.6 from north of New Zealand.
- 00:00 UTC While we were down Fil went and swapped out the sat box at EX for TMSX alog85980.
- 00:46 - 01:05 UTC Initial alignment
- 01:52 UTC GRB-Short E583596
- 02:18 UTC lockloss from an ETMX glitch
- 03:24 UTC Observing
- 04:09 UTC Superevent S250725j
- 04:21 UTC Superevent S250725l