There were ETMY M0/R0 excitations beginning around 18:21:00 PST March 4th (2:21:00 UTC - March 5th) March 4th until the early hours of Monday March 5th (local time).  For quiet data with no actuation on the ETMY QUAD, any time before March 4 at 18:21:00 PST (02:21:00 UTC - March 5) up to the morning of Saturday March 3 (local PST time).