ITF found in Troubleshooting mode, It has been recovered at 16:00 UTC (except SQZ) by Casanueva, Gouaty, Vardaro, Was, Tacca.
When ITF locked in Low_Noise3 (without SQZ) at 16:10 UTC the BNS Range was~40 Mpc with big drops.
Upon stibilized (at 17:26 UTC), ITF set again in Science Mode. BNS Range ~43 Mpc. Stable lock.
ITF unlocked due to a fast unlock (plot attached) at 20:44 UTC. Relocking in progress.
15:38 UTC - [gracedb] Fermi event created: E338278. Flag reset at 15:40 UTC. (ITF down)
17:32 - 18:05 UTC
19:36 - 20:07 UTC
According with DET experts and Commissioning Coordinator, the standard Calibrations and Longitudinal Noise Injections have been postponed due to the troubleshooting on DET.
- FoxBox is temporarily out of order, "ping(foxbox1)" SubFlag shalved till Friday.
13:03 - 13:05 UTC: Open and Close the PSTAB in order to remove the extra noise. Action performed also at:
13:43 - 13:44 UTC
At 13:10 UTC the WE Guardians opened LC. Properly closed.
(09-07-2019 11:30 - 10-07-2019 17:25) Photodiode failure - ITF in Troubleshooting Mode