Reports until 15:32, Thursday 15 October 2026
H1 PSL (PSL)
ryan.crouch@LIGO.ORG - posted 15:32, Thursday 15 October 2026 (92291)
PSL Status Report - Weekly

Closes FAMIS85193, last checked in alog92117
Laser Status:
    NPRO output power is 1.842W
    AMP1 output power is 70.67W
    AMP2 output power is 139.8W
    NPRO watchdog is GREEN
    AMP1 watchdog is GREEN
    AMP2 watchdog is GREEN
    PDWD watchdog is GREEN

PMC:
    It has been locked 23 days, 5 hr 24 minutes
    Reflected power = 29.77W
    Transmitted power = 104.9W
    PowerSum = 134.7W

FSS:
    It has been locked for 0 days 0 hr and 8 min
    TPD[V] = 0.5066V

ISS:
    The diffracted power is around 2.8%
    Last saturation event was 0 days 0 hours and 9 minutes ago


Possible Issues:
    PMC reflected power is high

Images attached to this report