TITLE: 04/10 Day Shift: 15:00-23:00 UTC (08:00-16:00 PST), all times posted in UTC
STATE of H1: Observing at 160Mpc
INCOMING OPERATOR: Ryan S
SHIFT SUMMARY: One lockloss today with an easy relock. Some calibration work on the HVAC system that caused more fan noise in the OSB from 15:00-16:00UTCish. Rest of the day was quiet. We hit our current highest O4b range, 167.6Mpc!
LOG:
15:00ish-15:30ish Calibration of the CS HVAC system(77092) - fans much louder than normal - tagging Detchar
15:00UTC Detector relocking and at LOWNOISE_ASC
15:06 NOMINAL_LOW_NOISE
15:09 Observing
15:45ish HVAC calibration done but fans still slightly louder than normal while cooling the CS to correct temps - detchar
18:15-18:19UTC Richard and Eric going into LVEA to check for HVAC noise - detchar
19:46 Lockloss
20:41 NOMINAL_LOW_NOISE
20:56 Observing
Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
---|---|---|---|---|---|---|
14:59 | FAC | Karen | MY | n | Tech cleaning | 16:00 |
16:02 | VAC | Janos+others | MY | n | Vacuum tour | 18:17 |
18:15 | FAC | Richard, Eric | LVEA | n | Quick hvac noise check | 18:19 |
20:17 | VAC | Gerardo, Jordan | FCES | n | Checking cable racks | 21:00 |
21:39 | VAC | Gerardo | OSB receiving door | n | Moving stuff | 22:09 |