corey.gray@LIGO.ORG - posted 02:41, Tuesday 17 March 2020 (55640)
9:41utc (2:41amPT) H1 Relocking Notes
SUMMARY of H1 locking/recovery after lockloss:
- 8:00utc Hand off from Camilla (since H1 was not having luck with locking for her or myself, and after chatting with Camilla, started an Initial Alignment.)
- 8:12-8:33 Started Initial Alignment
- ALSy was not locking and flashing at only 0.8. Unlocked ALSy and got flashes up to 1.0 via ETMy Pit & then it was able to continue.
- 8:31 Incoming EQ Chile Alert which is marginal. [this ended up not being an issue]
- 8:35 1st Lock post-alignment
- 8:56 Lockloss at ENGAGE ASC FOR FULL IFO
- 8:58 2nd lock
- 9:37 OBSERVING