Lock-Lossと地震

All time JST

OBSERVING(from 2023-05-25 19:00)

Lock-Loss time

Recovery time

Earthquake or Other

Recovery

K-Log#

2023-05-25 00:58

2023-05-25 01:45

Earthquake(00:49 M6.2 - Banda Sea)

auto

#25369

2023-05-25 06:49

2023-05-25 07:05

unknown

auto

#25369

2023-05-25 09:49

2023-05-25 10:43

unknown

auto

#25375

2023-05-25 10:56

2023-05-25 11:55

unknown & PR3 Alignment

auto

#25375

2023-05-25 12:26

2023-05-25 19:22

Earthquake(12:05 M6.5 - Puerto Obaldía, Panama)

auto

#25370(It has been DOWN repeatedly several times.)

2023-05-25 22:53

2023-05-25 23:48

Earthquake(22:48 M5.2 - Basco, Philippines)

auto

#25381

2023-05-26 05:56

2023-05-26 06:15

unknown

auto

#25384

2023-05-26 11:07

2023-05-26 12:52

unknown & PR3 Alignment

#25387GRXtrans power suddenly droped

#25391

2023-05-26 14:04

2023-05-26 14:11

unknown

auto

#25391

2023-05-26 19:04

2023-05-26 21:28

Earthquake(21:01 M4.6 14km SSE of Asahi,Japan)

VIS tripped#25393, Difference in SDF#25394,#25395

#25397

2023-05-27 02:41

2023-05-27 03:22

unknown

auto, #25399:GRY was recovered to TEM00 mode

#25406

2023-05-27 15:51

2023-05-27 19:15

unknown & PR3 Alignment

#25409:RESET_ASC_FEEDBACK(4) in the LSC_LOCK Guardian failed after PR3 alignment work

#25410

2023-05-27 22:57

2023-05-27 23:17

Earthquake(22:52 M4.8 Tokara Island (57km WSW of kurio, Japan))

auto

#25410

2023-05-28 11:41

2023-05-27 12:00

unknown

auto

#25416

2023-05-28 14:02

2023-05-28 15:50

IPC glitch & PR3 Alignment

SDF [https://klog.icrr.u-tokyo.ac.jp/osl/?r=25415|#25415 SDF state didn't change to 1 even in LSC_LOCK=OBSERVATION]]

#25416

2023-05-29 13:21

2023-05-28 15:43

unknown(this is the longest lock during: 21.6h)

#25431 OMC cannot be locked and found that GRY was locked

#25429

2023-05-30 08:01

2023-05-28 14:54

Maintenance Day

auto & PR3 Alignment

#25449

2023-05-30 17:49

2023-05-30 18:29

Earthquake(17:49 M4.5 Noto Peninsula, Japan)

VIS tripped

#25456

2023-05-31 04:07

2023-05-31 04:23

Earthquake(04:06 M2.8 Hida, Japan)

auto & #25461 Audio message from IFO guardian

#25457

2023-05-31 11:45

2023-05-31 12:45

Earthquake(11:21 M 6.2 - Auckland Islands, New Zealand)

auto

#25463

2023-05-31 14:40

2023-05-31 15:44

IPC glitch & PR3 Alignment

SDF revert#25462

#25463

2023-05-31 20:33

2023-05-31 21:45

unknown

auto

#25465

2023-05-31 23:15

2023-06-01 00:31

Earthquake(23:01 M5.5 - off the east coast of the Kamchaka Peninsula, Russia)

auto

#25465,#25467