Reports until 15:40, Friday 27 February 2026
H1 PSL
ryan.short@LIGO.ORG - posted 15:40, Friday 27 February 2026 (89309)
PSL Status Report - Weekly

FAMIS 39753

Laser Status:
    NPRO output power is 1.845W
    AMP1 output power is 70.51W
    AMP2 output power is 138.5W
    NPRO watchdog is GREEN
    AMP1 watchdog is GREEN
    AMP2 watchdog is GREEN
    PDWD watchdog is GREEN

PMC:
    It has been locked 2 days, 4 hr 16 minutes
    Reflected power = 27.05W
    Transmitted power = 103.9W
    PowerSum = 131.0W

FSS:
    It has been locked for 0 days 4 hr and 23 min
    TPD[V] = 0.4902V

ISS:
    The diffracted power is around 3.7%
    Last saturation event was 2 days 4 hours and 23 minutes ago


Possible Issues:
    PMC reflected power is high