TITLE: 02/24 Day Shift: 16:00-00:00 UTC (08:00-16:00 PST), all times posted in UTC
STATE of H1: Observing at 117Mpc
INCOMING OPERATOR: Corey
SHIFT SUMMARY:

Remained locked the entire shift.

Out of observing for Jim to address SEI_DIFF issues, calibration, and ASC sensing matrix measurement.

Received alert for S200224ca.

LOG:

16:14 UTC Tyler and Chris tumbleweed chipping on X arm
16:21 UTC Tyler and Chris tumbleweed chipping on Y arm, instead of X arm
17:03 UTC Out of observing. Jim addressing SEI_DIFF issues (alog 55258)
17:07 UTC Jim done. Back to observing.
17:10 UTC Dripta to optics lab
17:28 UTC Dripta back
19:00 UTC Out of observing for Jeff K. to run calibration measurements
19:31 UTC Sheila investigating increase in H1:SQZ-OPO_REFL_DC_POWER.
20:32 UTC Jeff K. done. Back to observing.
20:34 UTC Received Hanford monthly alert test phone call
21:51 UTC Tyler getting close to end station with tumbleweed chipping at end X
22:23 UTC S200224ca alert
22:29 UTC Called Bubba to have tumbleweed chipping stand down
22:31 UTC Tumbleweed chipping machine shutdown about a quarter of the way from mid to end station
22:32 UTC Set INJ_TRANS to INJECT_KILL
22:57 UTC Set INJ_TRANS to INJECT_SUCCESS
23:57 UTC Gerardo to mid Y