Lockloss @ 23:06 UTC - link to lockloss tool
No obvious cause, and no real sign of an ETM glitch that I can see either. Starting an initial alignment now.
H1 back to observing at 00:30 UTC after an initial alignment and a fully sutomatic relock.
H1 back to observing at 00:30 UTC after an initial alignment and a fully sutomatic relock.