Activity Log: All Times in UTC (PT) 15:00 (08:00) Take over from Jim 15:09 (08:09) Set Intent Bit to Observing 15:58 (08:58) Set Intent Bit to Commissioning – Sheila running measurements 16:00 (09:00) Power cycled Video1 and Video2 – Both were frozen 16:44 (09:44) Lock-Loss – Commissioning 17:51 (10:51) Gerardo – Going to Mid-Y to power off turbo pump and install new AA chassis 17:51 (10:51) Jodi – Going to Mid-Y (with Gerardo) to get some 3IFO parts 18:08 (11:08) Robert – Going into CER to check voltages 18:14 (11:14) Robert – Out of CER 18:35 (11:35) Richard – Going to Mid-Y to work on PEM problems 19:11 (12:11) Jim & Carlos – Going into the Mechanical building to check wireless access points 19:16 (12:16) Jim – Restarting Mid-Y PEM models after hardware repair 19:17 (12:17) Jodi – Back from Mid-Y 19:20 (12:20) Richard & Gerardo – Back from Mid-Y 19:31 (12:31) IFO locked at NOMINAL_LOW_NOISE 22.9W, 74Mpc 19:36 (12:36) Set Intent Bit to Observing 19:50 (12:50) Restart GraceDB 19:59 (12:59) Lockloss – Unknown 22:10 (15:10) Kyle – Going to Mid-Y and near End-Y to get Helium bottles 22:25 (15:25) Kyle – Back from Y-Arm 22:30 (15:30) Start initial alignment 23:00 (16:00) Turn over to Ed End of Shift Summary: Title: 10/02/2015, Day Shift 15:00 – 23:00 (08:00 – 16:00) All times in UTC (PT) Support: Sheila, Evan, Daniel Incoming Operator: Ed Shift Summary: - 15:00 (08:00) IFO locked. Intent Bit set to Commissioning. Wind is moderate, some seismic activity. - 15:09 (08:09) Set Intent Bit to Observing -15:58 (08:58) Set Intent Bit to Commissioning - Sheila running measurements -16:44 (09:44) Lockloss – Commissioning activities -22:30 (15:30) Start initial alignment Rest of shift spent trying to recover IFO. Daniel, Sheila, and Jeff B. went to End-Y. Seeing 8 to 10hz glitches in Y-Arm green, but found no obvious source, (aLOG 22184). Back to CS and will continue trying to relock.