ryan.crouch@LIGO.ORG - posted 16:36, Tuesday 10 March 2026 (89446)
OPS Monday Day Shift Summary
TITLE: 03/10 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
INCOMING OPERATOR: Tony
SHIFT SUMMARY: Alignment work today, green arms, Xarm IR, MICH, PRX alignment is being worked on as of the end of day shift.
LOG:
| Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
|---|---|---|---|---|---|---|
| 15:09 | FAC | Nellie | MidY | N | Tech clean | 15:30 |
| 15:28 | ALS | Sheila, Camilla | LVEA | LOCAL | ISCT beatnote alignment, Camilla turn on CO2 and SQZ lasers | 16:07 |
| 15:54 | FAC | Kim, Nellie, Randy | LVEA | N | Move clean room, N bay to W bay, K/N out 16:19UTC | 16:42 |
| 15:56 | BHD | Oli | Optics lab | LOCAL | Parts search / checks | 16:26 |
| 16:09 | FAC | Tyler+Contractors | Site | N | Fire inspections | 20:36 |
| 16:21 | EE | Marc | CER | N | Check on cables, measure video cable | 17:12 |
| 16:43 | FAC | Randy | EndY | N | Checks | 17:13 |
| 16:52 | SEI | Jeff | Optics lab | LOCAL | SPI | 19:24 |
| 17:02 | BHD | Oli | Optics lab | LOCAL | Helicoil HXDS alignment tooling | 17:52 |
| 17:15 | EE | Marc | Mech room | N | Turn on SQZ HV | 17:21 |
| 17:20 | FAC | Eric | OSB | N | Shut off AH 4 - offices | 17:38 |
| 16:40 | FAC | Kim | HAM Shaq | N | Tech clean | 17:23 |
| 17:23 | FAC | Kim | MidX | N | Grab supplies | 17:45 |
| 17:27 | TCS | Sophie | Prep lab | N | CHETA work | 19:32 |
| 17:30 | ISC | RyanS, Jennie | LVEA | LOCAL | HAM1 JAC table work | 18:50 |
| 17:45 | FAC | Kim | EndX | N | Tech clean | 18:45 |
| 18:04 | EE | Marc | LVEA | LOCAL | Check on JAC cable | 18:18 |
| 18:39 | SEI | Jim | LVEA, then optics | N | HAM6, move parts to optics lab | 18:50 |
| 19:04 | ICS | Sheila, Jennie, RyanS | LVEA HAM1 | LOCAL | JAC work | 19:17 |
| 19:41 | ISC | Sheila, RyanS | LVEA HAM1 | N | JAC table measurements | 19:52 |
| 19:55 | FAC | Kim | LVEA | N | Stock garb | 20:28 |
| 20:27 | BHD | Oli | Optics lab | LOCAL | BHSS work | Ongoing |
| 20:31 | EE | Marc | MidY | N | Get cables | 21:30 |
| 20:36 | FAC | Tyler | Beamtube | N | Install new speed limit signs | 21:36 |
| 21:00 | VAC | Jordan | LVEA, Ybeam manifold | N | Anulus ion pump troubleshooting | 21:48 |
| 21:28 | ISC | Jennie | LVEA | LOCAL | ISCT1 table beam check | 21:48 |
| 22:08 | SEI | Jeff | Optics lab | LOCAL | SPI | 23:12 |
| 22:17 | BHD | Camilla | Optics lab | LOCAL | BHSS | Ongoing |
| 22:48 | TCS | Sophie | Prep lab | N | CHETA work | Ongoing |
- 16:00 TEST T629846
- Sheila and Camilla went out to ISCT1 and fixed up the ALS beatnotes, DIFF went from ~ -12.0 -> ~ -10.0, and COMM went from ~ -33 to ~ +3.0.
- Sheila unlocked the PSL rotation stage, I turned up the power to 2Ws, Sheila left the PSL rotation stage unlocked.
- 18:41 UTC I restarted standdown_alerts
- 18:48 UTC Firepump testing, 1 & 2
- JAC team encounted an issue regarding a missing cable for the JAC PD shutter
- 20:00 UTC We started to work on the XARM IR alignment
- 20:26 UTC We ramped up to 10Ws for MICH
- The Optics Lab will have a laser running unattended overnight like yesterday, the signs will be put up when people are done working in that lab and the laser is shuttered.