TITLE: 09/07 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Observing at 153Mpc
INCOMING OPERATOR: Oli
SHIFT SUMMARY:

IFO is in NLN and OBSERVING as of 20:03 UTC (13 hr lock)

Quiet shift. No locklosses. No Earthquakes.

The "bycicle" oscillations where CHARD_Y and DHARD_Y signals oscillate for ~20s seem anecdotally more frequent than yesterday's shift.

LOG:

TITLE: 09/06 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Observing at 155Mpc
INCOMING OPERATOR: Ibrahim
SHIFT SUMMARY: GWSTAT is still down, we've been locked for 7.5 hours.
LOG: No log

• 13:42 Lockloss
  • 15:51 UTC Observing
  • 15:54 UTC PSL laser room 0.3um red alarm which persisted throughout the day with some yellow 0.5um alarms.
  • 19:30 - 20:03 UTC Dropped observing to run a calibration measurement with L1
  • 20:50 UTC We rode though a 5.4 from the Aleutians islands of Alaska

TITLE: 09/06 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Observing at 157Mpc
OUTGOING OPERATOR: Ryan C
CURRENT ENVIRONMENT:
    SEI_ENV state: CALM
    Wind: 10mph Gusts, 4mph 3min avg
    Primary useism: 0.01 μm/s
    Secondary useism: 0.08 μm/s
QUICK SUMMARY:

IFO is in NLN and OBSERVING as of 20:03 UTC (7 hr lock)

Well behaved, quiet and locked.

Calibration monitor before the measurement, measurement report.

Broadband:

Start: 2025-09-06 19:31:00 UTC

Stop: 2025-09-06 19:36:11 UTC

File: 2025-09-06 12:31:00,345 measurement output: /ligo/groups/cal/H1/measurements/PCALY2DARM_BB/PCALY2DARM_BB_20250906T193100Z.xml

Simulines:
Start: 2025-09-06 19:37:39 UTC // 1441222677 GPS

Stop: 2025-09-06 20:01:00 UTC // 1441224078.696016 GPS

Files:

2025-09-06 20:01:00,541 | INFO | File written out to: /ligo/groups/cal/H1/measurements/DARMOLG_SS/DARMOLG_SS_20250906T193739Z.hdf5
2025-09-06 20:01:00,548 | INFO | File written out to: /ligo/groups/cal/H1/measurements/PCALY2DARM_SS/PCALY2DARM_SS_20250906T193739Z.hdf5
2025-09-06 20:01:00,552 | INFO | File written out to: /ligo/groups/cal/H1/measurements/SUSETMX_L1_SS/SUSETMX_L1_SS_20250906T193739Z.hdf5
2025-09-06 20:01:00,557 | INFO | File written out to: /ligo/groups/cal/H1/measurements/SUSETMX_L2_SS/SUSETMX_L2_SS_20250906T193739Z.hdf5
2025-09-06 20:01:00,561 | INFO | File written out to: /ligo/groups/cal/H1/measurements/SUSETMX_L3_SS/SUSETMX_L3_SS_20250906T193739Z.hdf5

Sat Sep 06 10:07:21 2025 INFO: Fill completed in 7min 17secs

From TC-B it looks like a good fill. TC-A started misbehaving at 06:47 this morning, it had rejoined TC-B just prior to the fill at 09:45 before diverging again.

For reference sunrise today was 06:25. Weather is overcast.

TITLE: 09/06 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Lock Acquisition
OUTGOING OPERATOR: Oli
CURRENT ENVIRONMENT:
    SEI_ENV state: CALM
    Wind: 10mph Gusts, 5mph 3min avg
    Primary useism: 0.02 μm/s
    Secondary useism: 0.08 μm/s
QUICK SUMMARY:

• We're relocking after a 13:42 UTC lockloss
  • 12:42 UTC Superevent S250906ca this morning
• The wind is low/moderate with some scattered high gusts

TITLE: 09/06 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Observing at 154Mpc
INCOMING OPERATOR: Oli
SHIFT SUMMARY:

IFO is in NLN and OBSERVING as of 00:28 UTC

Locked for last 2/3 of the shift and fully auto lock acquisition for the first 1/3. Lockloss was due to the ETM glitch (lockloss alog 86755)

LOG:

None

TITLE: 09/05 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Lock Acquisition
INCOMING OPERATOR: Ibrahim
SHIFT SUMMARY: We had a lockloss at the end of the shift from an ETMX glitch, running an IA as of now.
LOG:                                                                                                             

• 13:52 UTC lockloss
  • 14:18 UTC Initial Alignment
  • 16:16 UTC I dropped to do another Initial Alignment after DRMI lost lock for the 4th time when DRMI ASC engaged, I had tried holding at locked and adjusting some optics manually but it wasn't enough.
  • 17:36 UTC Observing
• 22:44 UTC lockloss (ETMX glitch)

TITLE: 09/05 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Lock Acquisition
OUTGOING OPERATOR: Ryan C
CURRENT ENVIRONMENT:
    SEI_ENV state: CALM
    Wind: 14mph Gusts, 8mph 3min avg
    Primary useism: 0.02 μm/s
    Secondary useism: 0.07 μm/s
QUICK SUMMARY:

IFO is LOCKING at DRMI following an ETM glitch (alog 86755).

DAY ops reports a quiet shift with a well behaved IFO.

Lockloss 22:44 UTC from an ETMX glitch.

Fri Sep 05 10:07:53 2025 INFO: Fill completed in 7min 49secs

Jordan confirmed a good fill curbside.

Last checked in alog86131, Closes FAMIS26629

T240
2025-09-05 10:00:43.259660
There are 13 T240 proof masses out of range (> 0.3 [V])!:

ETMX T240 2 DOF X/U = -1.516 [V]
ETMX T240 2 DOF Y/V = -1.399 [V]
ETMX T240 2 DOF Z/W = -1.032 [V]
ITMX T240 1 DOF X/U = -2.131 [V]
ITMX T240 1 DOF Z/W = 0.423 [V]
ITMX T240 3 DOF X/U = -2.257 [V]
ITMY T240 3 DOF X/U = -1.041 [V]
ITMY T240 3 DOF Z/W = -2.686 [V]
BS T240 1 DOF Y/V = -0.376 [V]
BS T240 3 DOF Y/V = -0.302 [V]
BS T240 3 DOF Z/W = -0.461 [V]
HAM8 1 DOF Y/V = -0.546 [V]
HAM8 1 DOF Z/W = -0.881 [V]

All other proof masses are within range ( < 0.3 [V] ):
ETMX T240 1 DOF X/U = -0.118 [V]
ETMX T240 1 DOF Y/V = -0.145 [V]
ETMX T240 1 DOF Z/W = -0.177 [V]
ETMX T240 3 DOF X/U = -0.113 [V]
ETMX T240 3 DOF Y/V = -0.182 [V]
ETMX T240 3 DOF Z/W = -0.132 [V]
ETMY T240 1 DOF X/U = -0.028 [V]
ETMY T240 1 DOF Y/V = 0.119 [V]
ETMY T240 1 DOF Z/W = 0.164 [V]
ETMY T240 2 DOF X/U = -0.114 [V]
ETMY T240 2 DOF Y/V = 0.163 [V]
ETMY T240 2 DOF Z/W = 0.005 [V]
ETMY T240 3 DOF X/U = 0.172 [V]
ETMY T240 3 DOF Y/V = -0.009 [V]
ETMY T240 3 DOF Z/W = 0.082 [V]
ITMX T240 1 DOF Y/V = 0.214 [V]
ITMX T240 2 DOF X/U = 0.131 [V]
ITMX T240 2 DOF Y/V = 0.223 [V]
ITMX T240 2 DOF Z/W = 0.183 [V]
ITMX T240 3 DOF Y/V = 0.074 [V]
ITMX T240 3 DOF Z/W = 0.094 [V]
ITMY T240 1 DOF X/U = 0.023 [V]
ITMY T240 1 DOF Y/V = 0.082 [V]
ITMY T240 1 DOF Z/W = -0.036 [V]
ITMY T240 2 DOF X/U = 0.017 [V]
ITMY T240 2 DOF Y/V = 0.215 [V]
ITMY T240 2 DOF Z/W = 0.066 [V]
ITMY T240 3 DOF Y/V = 0.029 [V]
BS T240 1 DOF X/U = -0.093 [V]
BS T240 1 DOF Z/W = 0.131 [V]
BS T240 2 DOF X/U = 0.043 [V]
BS T240 2 DOF Y/V = 0.131 [V]
BS T240 2 DOF Z/W = 0.009 [V]
BS T240 3 DOF X/U = -0.194 [V]
HAM8 1 DOF X/U = -0.206 [V]

STS

2025-09-05 10:05:11.268277
There are 2 STS proof masses out of range (> 2.0 [V])!:

STS EY DOF X/U = -4.636 [V]
STS EY DOF Z/W = 2.288 [V]

All other proof masses are within range ( < 2.0 [V] ):
STS A DOF X/U = -0.462 [V]
STS A DOF Y/V = -0.819 [V]
STS A DOF Z/W = -0.56 [V]
STS B DOF X/U = 0.186 [V]
STS B DOF Y/V = 0.945 [V]
STS B DOF Z/W = -0.401 [V]
STS C DOF X/U = -0.703 [V]
STS C DOF Y/V = 0.763 [V]
STS C DOF Z/W = 0.543 [V]
STS EX DOF X/U = -0.193 [V]
STS EX DOF Y/V = -0.132 [V]
STS EX DOF Z/W = 0.048 [V]
STS EY DOF Y/V = 1.233 [V]
STS FC DOF X/U = 0.199 [V]
STS FC DOF Y/V = -1.141 [V]
STS FC DOF Z/W = 0.596 [V

Last checked in alog86613, Closes FAMIS 26660
Laser Status:
    NPRO output power is 1.866W
    AMP1 output power is 69.79W
    AMP2 output power is 140.3W
    NPRO watchdog is GREEN
    AMP1 watchdog is GREEN
    AMP2 watchdog is GREEN
    PDWD watchdog is GREEN

PMC:
    It has been locked 24 days, 0 hr 16 minutes
    Reflected power = 23.77W
    Transmitted power = 105.6W
    PowerSum = 129.4W

FSS:
    It has been locked for 0 days 0 hr and 17 min
    TPD[V] = 0.7779V

ISS:
    The diffracted power is around 3.7%
    Last saturation event was 0 days 2 hours and 49 minutes ago

Possible Issues:
    PMC reflected power is high

TITLE: 09/05 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Aligning
OUTGOING OPERATOR: Oli
CURRENT ENVIRONMENT:
    SEI_ENV state: CALM
    Wind: 4mph Gusts, 3mph 3min avg
    Primary useism: 0.01 μm/s
    Secondary useism: 0.08 μm/s
QUICK SUMMARY:

• 13:52 UTC lockloss, we're running an alignment as of now
• Low wind, microseism

TITLE: 09/05 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Observing at 151Mpc
INCOMING OPERATOR: Oli
SHIFT SUMMARY: Mostly quiet shift with one lock acquisition early on and observing since. H1 has now been locked for 4 hours.
LOG:

• 23:01 - Starting initial alignment
• 23:21 - Starting lock acquisition
  • 23:33 - Lockloss at DHARD_WFS
• 00:55 - Observing