Reports until 07:33, Sunday 16 November 2025
H1 PSL
ryan.crouch@LIGO.ORG - posted 07:33, Sunday 16 November 2025 (88125)
PSL Status Report - Weekly

Closes FAMIS27539, last checked in alog88024.
Laser Status:
    NPRO output power is 1.871W
    AMP1 output power is 70.67W
    AMP2 output power is 139.0W
    NPRO watchdog is GREEN
    AMP1 watchdog is GREEN
    AMP2 watchdog is GREEN
    PDWD watchdog is GREEN

PMC:
    It has been locked 16 days, 17 hr 50 minutes
    Reflected power = 24.6W
    Transmitted power = 106.3W
    PowerSum = 130.9W

FSS:
    It has been locked for 0 days 0 hr and 11 min
    TPD[V] = 0.5264V

ISS:
    The diffracted power is around 4.1%
    Last saturation event was 0 days 0 hours and 51 minutes ago


Possible Issues:
    PMC reflected power is high