- Took over from Ed at 23:00 (16:00). IFO has just relocked at the shift change. Intent bit set to Observing. LLO is down, working on relocking problem.
- Commissioners working on IFO while LLO is down.
- Saturations of ETMX at 00:01, 00:02, 00:03 while at DRMI_LOCKED.
- 00:45 (17:45) Reset fiber polarization for Y-Arm to get ALS to lock.
- 02:15 (19:15) 4.5 mag earthquake in Hawthorne, NV – Did not lose lock.
- 03:00 (20:00) IFO locked a NOMINAL_LOW_NOISE, 22.9W, 78Mpc.