Reports until 08:21, Monday 21 April 2025
H1 PSL
anthony.sanchez@LIGO.ORG - posted 08:21, Monday 21 April 2025 (84018)
PSL Weekly Checks

FAMIS 26393

Laser Status:
    NPRO output power is 1.843W
    AMP1 output power is 69.23W
    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 3 days, 15 hr 20 minutes
    Reflected power = 23.37W
    Transmitted power = 104.4W
    PowerSum = 127.8W

FSS:
    It has been locked for 3 days 15 hr and 20 min
    TPD[V] = 0.6888V

ISS:
    The diffracted power is around 4.0%
    Last saturation event was 3 days 15 hours and 20 minutes ago


Possible Issues:
    PMC reflected power is high
    FSS TPD is low