jeffrey.bartlett@LIGO.ORG - posted 17:05, Thursday 20 June 2019 (50103)
Drop of Observing - TCS-Y CO2 Laser Power
IFO dropped out of Observing from 23:48 (16:48) to 23:56 (16:56) due to power issue with the TCS-Y CO2 laser. TCS-Y was search for a new power and temperature level. Back to Observing when TCS-Y found good power/temperature level.