Reports until 16:47, Monday 28 September 2026
H1 General
anthony.sanchez@LIGO.ORG - posted 16:47, Monday 28 September 2026 (92084)
Dither align scripts. AKA Baffle Align scripts.

TITLE: 09/28 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Corrective Maintenance
INCOMING OPERATOR: Ibrahim
SHIFT SUMMARY:

Gate Valve 5 & Gate Valve 7 are now open! Gate Valve 20 is still closed, BUT.... the VAC team is preparing to open it tomorrow. 
IFO beam tube enclosures are being sealed at the cracks between the enclosure.

Dither aka Baffle scripts were ran:
ITMY: MissAligned.
ETMY: MissAligned
Then ran TMSY dither script.

Once finished I then Aligned ITMY then ran the ITMY dither script.

LOG:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        

Start Time System Name Location Lazer_Haz Task Time End
15:12 FAC Kim EX MX N Technical cleaning & Resupply 16:58
16:16 VAC Jordan LVEA N Isolating the Turbo pumps. 16:25
16:59 Laser Transition Camilla LVEA N Transitioning to Laser Hazard 17:16
17:16 SQZ Camilla & Ryan C LVEA SQZT0 YES Aligning beams and AOMs on SQZT0 18:32
17:30 SEI Jim & Arno Mid Y N Looking for Cables 18:11
17:52 FAC Kim MY No Technical Cleanin 17:51
18:10 SEI Jim & Arno CER y Checking ports on AA chassis. 18:34
20:28 SQZ Camilla & Ryan SQZT0 YES AOM Alignment & M^2 measurements, Camilla out 22:29
20:28 FAC Randy X-arm N Sealing the Beam tube. 23:58
20:29 FAC Mitchell Mid X&Y No Looking for supplies. 20:44
22:00 VAC Travis Gerardo Jordan EX N Gate Valve 20  prep! 01:00
22:31 SEI Jim & Arno LVEA near TCS racks y Working on CRS racks. 00:20
22:35 TCS Camilla CHETA Lab yes Cheta lab work 23:23
23:22 EE Fil EX N Helping with GV20 work 01:22