ryan.short@LIGO.ORG - posted 16:35, Monday 12 May 2025 (84368)
Ops Day Shift Summary
TITLE: 05/12 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
INCOMING OPERATOR: None
SHIFT SUMMARY: Started the day by restoring alignments of BS and ITMs to locations on Friday according to top-mass OSEMs following the h1susb123 crash yesterday. More progress with HAM1 today; ISCT1 and the viewport simulator were moved off the chamber and alignment of the POP diodes proceeded. Slow controls was restarted to fix a logic issue with the REFL beam diverter. Wind fence work at EX continued but ended early due to escalating wind speeds this afternoon.
LOG:
| Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
|---|---|---|---|---|---|---|
| 15:07 | SAF | LVEA is Laser HAZARD | LVEA | YES | LVEA is Laser HAZARD | Ongoing |
| 14:46 | FAC | Kim, Nelly | LVEA | - | Technical cleaning | 15:30 |
| 16:03 | VAC | Jordan | LVEA | - | Purge air checks | 16:13 |
| 16:26 | ISC | Camilla, Sheila, Betsy | LVEA | YES | HAM1 beam alignment (Betsy out @ 17:08) | 19:04 |
| 16:37 | SEI | Tony | EX | N | Wind fence work | 18:56 |
| 16:44 | FAC | Nellie | LVEA | - | Tech clean | 17:50 |
| 16:47 | Oli | LVEA | YES | Turning up power | 16:56 | |
| 16:47 | FAC | Kim | LVEA | - | Tech clean | 17:50 |
| 16:53 | SEI | Jim, Randy, Mitchell | EX | N | Wind fence work | 18:56 |
| 17:28 | ISC | Betsy | LVEA | YES | HAM1 beam alignment | 19:38 |
| 17:49 | FAC | Eric | EX | N | Sensor in AH room | 18:41 |
| 17:50 | FAC | Kim, Nelly | EX | N | Technical cleaning | 18:44 |
| 19:05 | FAC | Tyler | LVEA | - | Moving ISCT1 | 19:26 |
| 19:10 | Oli | LVEA | - | Helping ISCT1 move | 19:36 | |
| 19:29 | Daniel | LVEA | - | 19:36 | ||
| 19:38 | SEI | Michael, Shoshana | EY | N | BRS work | 21:12 |
| 19:55 | ISC | Camilla, Jennie | LVEA | YES | HAM1 POP diode alignment (Jennie out @ 21:49) | Ongoing |
| 20:01 | CDS | Jackie | LVEA | - | Retrieving cables near HAM1 | 20:08 |
| 20:33 | ISC | Betsy | LVEA | - | Checking on HAM1 team | 20:52 |
| 20:49 | SUS | Rahul | LVEA | - | RM1 bracket | 22:10 |
| 21:41 | AOS | Betsy, Jenne | EX | N | Checking in with wind fence team | 22:05 |
| 21:41 | VAC | Gerardo | LVEA | - | Looking at HAM2 oplev | 21:48 |
| 21:45 | ISC | Elenna | LVEA | YES | HAM1 POP diode alignment | Ongoing |
| 22:24 | AOS | Betsy | LVEA | - | Delivering power cord | Ongoing |