Reports until 16:30, Friday 14 August 2026
H1 General
ryan.crouch@LIGO.ORG - posted 16:30, Friday 14 August 2026 (91541)
OPS Friday Day shift summary

TITLE: 08/14 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Planned Engineering
INCOMING OPERATOR: Ibrahim
SHIFT SUMMARY: Masayuki and Sheila worked on commissioning JAC and some ASC loops and corner alignment, there were two DAQ restarts and some model work, and HAM7 pumpdown started (2.25e-5 Torr as of 23:30).
LOG:                                                                                                                                                                                                                                                                                                                                                          

Start Time System Name Location Lazer_Haz Task Time End
14:00 FAC Randy, Chris LVEA, yarm term slab N Craning scissor lift to prep for scaffold removal 15:29
14:30 FAC Kim LVEA N Tech clean 14:48
15:49 FAC Chris, Randy LVEA N Move scissor lifts off of term slab 16:47
15:56 SEI Jim LVEA N Turn off (damped) ISI to add cable 16:06
16:22 VAC Gerardo LVEA N Check on HAM7 17:07
16:28 SEI Huyen, Shoshana, Jim CER N CRS checks, rewire pigtails 17:02
16:32 VAC Travis LVEA N Join Gerardo at HAM7 17:07
17:31 SEI Jim, Shoshana CER N CRS wire grounding 17:39
20:09 VAC Gerardo LVEA N Climb on HAM1 to adjust valve, then HAM7 turbo pump 22:20
20:14 SEI Shoshana, Huyen LVEA N CRS rack, CRS damping 21:00
20:15 FAC Chris Out buildings N Safety checks 21:35
20:51 VAC Travis LVEA N Join Gerardo at HAM7 22:20
21:14 SEI Jim, Huyen FCES N Electronics testing 21:42
21:14 CDS Dave, Matilda Ends N CDS work 22:41
21:55 SEI Jim FCES N Electronics testing 23:01