Reports until 16:29, Friday 07 August 2026
H1 General
anthony.sanchez@LIGO.ORG - posted 16:29, Friday 07 August 2026 (91452)
Friday Ops shift report.

TITLE: 08/07 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
INCOMING OPERATOR: None
SHIFT SUMMARY:
Dust levels for H1:PEM-CS_DUST_LAB1_300NM_PCF is climbing up to 70,000 counts today. I imagine that the Dust level is goign to continues to rise with the wind this weekend. 

Input Alignment team has a PLAN, which is a simple matter of just walking the mirrors.  

Output  Arm team has been looking for MAXIMUM_POWER through their straws in HAM7, Note: Removed yellow View Port cover and left a guillotine in place on HAM6  & Misaliging SR2 & SR3.  

VAC team reports:  "Cryo Traps are open to the Beam Tubes." &  "The Corner station is still isolated from the Beam tubes." 

End Station Y had it's PCAL Integrating sphere returned today after it was stolen for some lab measurements last night. 

LOG:

Start Time System Name Location Lazer_Haz Task Time End
14:53 FAC Kim LVEA n Technical cleaning. 15:35
15:30 VAC Jordan LVEA n Taking pics of GV6 status 16:00
17:12 SQZ Sheila & Ryan S LVEA YES Power measurements In HAM7 19:42
18:29 VAC Jordan & Mitchel LVEA y/n opening ION pumps in the LVEA 19:14
19:49 PCAL Tony, Cory PCalLab, EY YES Taking Ey's PCAL Sphere back to EY's Laser Enclosure. 21:05
20:01 FAC Tyler +1 EY - Wellhead work 22:01
20:24 CDS Marc, Caroline CER - Swapping ISC power supply 21:04
20:26 PEM Carlos, Shrey, Miranda Overpass - Seismometer tests 22:26
20:37 VAC Jordan LVEA - Opening/closing GVs 22:25
21:08 SQZ Sheila & Ryan LVEA HAM7 YES Power Budget measurments & Beam Profiling 23:08
22:09 CDS Dave CER N Looking at the accelerometer.... Specifically Not Touching it 22:25
22:35 CDS Dave Miranda CER N Checking on more accelerometer chassis cabling 23:15
22:43 VAC Jordan LVEA HAM6 yes Isolating turbo pumps, and turning on the ION pump in HAM6 22:54