Reports until 08:11, Friday 21 November 2025
H1 PSL
oli.patane@LIGO.ORG - posted 08:11, Friday 21 November 2025 (88194)
PSL Status Report Weekly FAMIS

Closes FAMIS#27540, last checked 88125

Everything is looking good.


Laser Status:
    NPRO output power is 1.855W
    AMP1 output power is 70.55W
    AMP2 output power is 139.7W
    NPRO watchdog is GREEN
    AMP1 watchdog is GREEN
    AMP2 watchdog is GREEN
    PDWD watchdog is GREEN

PMC:
    It has been locked 21 days, 18 hr 27 minutes
    Reflected power = 24.49W
    Transmitted power = 106.8W
    PowerSum = 131.3W

FSS:
    It has been locked for 0 days 0 hr and 40 min
    TPD[V] = 0.5491V

ISS:
    The diffracted power is around 3.9%
    Last saturation event was 0 days 9 hours and 3 minutes ago


Possible Issues:
    PMC reflected power is high