Reports until 10:39, Thursday 15 January 2026
H1 PSL
oli.patane@LIGO.ORG - posted 10:39, Thursday 15 January 2026 (88773)
PSL Status Report Weekly FAMIS

Closes FAMIS#39747, last checked 88725


Laser Status:
    NPRO output power is 1.845W
    AMP1 output power is 70.39W
    AMP2 output power is 139.1W
    NPRO watchdog is GREEN
    AMP1 watchdog is GREEN
    AMP2 watchdog is GREEN
    PDWD watchdog is GREEN

PMC:
    It has been locked 6 days, 18 hr 2 minutes
    Reflected power = 26.47W
    Transmitted power = 104.5W
    PowerSum = 131.0W

FSS:
    It has been locked for 2 days 23 hr and 18 min
    TPD[V] = 0.4029V

ISS:
    The diffracted power is around 4.0%
    Last saturation event was 0 days 0 hours and 0 minutes ago


Possible Issues:
    PMC reflected power is high