Meetings

• Meeting time: 11:00-11:30 JST/KST on every Wednesday
• Meeting room: Zoom3

Agenda & Minutes

20240207 (Wed.)

• Agenda
  • Announcement

    • KAGRA international workshop (KIW11)@Taiwan: 2023/04/16-17 web

    • Gravitaional wave open data workshop (GWODW7)@Taiwan: 2023/04/18-20 web

    • O4a/preO4b(not call it as postO4a)/ER16/O4b schedule:

      • ER16: It will nominally start on 13 Mar 2024, and last for 2 weeks. (Note that ER16 will begin in the middle of the next LVK meeting at LSU, 11-14 March.)

      • O4b: We plan to commence O4b at 1600 UTC (2500 JST) on 27 Mar 2024.

      • Ref.internal short announcements (reminders), public announcements

    • White paper and task list for 2024 git repo

    • LVK meeting on March 11-14 at Louisiana State University web

      • Early Registration is open until February 1
      • There is no fee for online participants

    • Update of member list for DetChar mailing list

    • KAGRA site report (Yuzurihara)
  • Commissioning support + tasks related to O4a
    • O4a for KAGRA : 2023/05/25 0:00 JST (=2023/05/24 15:00UTC) ~ 2023/06/21 8:00 JST
    • Event validation (YamaT)
    • Online data quality state vector (YamaT)

      • model update of k1detdq0

    • Tool to evaluate Gaussianity (Yamamura)

      • Relaunch of GauCh

    • Scattered light noise (Yamamura)
    • Pastavi update (Yuzurihara)
    • Noise hunting by machine learning and Hveto (Kyujin, Kihyun, Syifa)
    • Classification of glitch noise (Shikano, Oshino)
    • IPC glitch
    • line noise study (Samurai)
  • Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
  • DQR update (Yuzurihara)
  • Update contents of summary page (Oshino)
  • Combine DET computer resources into one DET cluster at Kamioka site
  • Related to segment files (Uchikata, Narikawa)

  • provide the dedicated summary page for O4a of KAGRA (Uchikata and Narikawa) O4a (LV)

• Minutes

20240131 (Wed.)

• Agenda
  • Announcement

    • KAGRA international workshop (KIW11)@Taiwan: 2023/04/16-17 web

    • Gravitaional wave open data workshop (GWODW7)@Taiwan: 2023/04/18-20 web

    • O4a/preO4b(not call it as postO4a)/ER16/O4b schedule:

      • ER16: It will nominally start on 13 Mar 2024, and last for 2 weeks. (Note that ER16 will begin in the middle of the next LVK meeting at LSU, 11-14 March.)

      • O4b: We plan to commence O4b at 1600 UTC (2500 JST) on 27 Mar 2024.

      • Ref.internal short announcements (reminders), public announcements

    • White paper and task list for 2024 git repo

    • LVK meeting on March 11-14 at Louisiana State University web

      • Early Registration is open until February 1
      • There is no fee for online participants

    • Update of member list for DetChar mailing list

    • LVK MoA survey summary LIGO DCC

    • KAGRA site report (Yuzurihara)
  • Commissioning support + tasks related to O4a
    • O4a for KAGRA : 2023/05/25 0:00 JST (=2023/05/24 15:00UTC) ~ 2023/06/21 8:00 JST
    • Event validation (YamaT)
    • Tool to evaluate Gaussianity (Yamamura)
    • Scattered light noise (Yamamura)
    • Pastavi update (Yuzurihara)
    • Noise hunting by machine learning and Hveto (Kyujin, Kihyun, Syifa)
    • Classification of glitch noise (Shikano, Oshino)
    • IPC glitch
    • line noise study (Samurai)
  • Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
  • DQR update (Yuzurihara)
  • Update contents of summary page (Oshino)
  • Combine DET computer resources into one DET cluster at Kamioka site
  • Related to segment files (Uchikata, Narikawa)

  • provide the dedicated summary page for O4a of KAGRA (Uchikata and Narikawa) O4a (LV)

• Minutes
  • Noise hunting by machine learning and Hveto (Kyujin, Kihyun, Syifa)

    • O4a hveto results

  • line noise study (Samurai)

    • slide

    • Is it possible to set the initial parameter in advance, such as prominence and height?
    • In future, it is better to extend the fft length to be longer for fine frequency resolution.
  • Update contents of summary page (Oshino)

    • Update configuration file on SummaryPage

  • Related to segment files (Uchikata, Narikawa)

    • Glitch rate for O4a

  • provide the dedicated summary page for O4a of KAGRA (Uchikata and Narikawa) O4a (LV)

    • The attempt to generate summary page is on system-B. For reading data, NDS2 server is helpful.

20240124 (Wed.)

• Agenda
  • Announcement
    • KAGRA international workshop (KIW11)@Taiwan: 2023/04/16-17

    • Gravitaional wave open data workshop (GWODW7)@Taiwan: 2023/04/18-20 web

    • LIGO-Virgo-KAGRA detchar joint meeting
      • tileslot: onthly, 23:00 JST (14:00 UTC) or 6:00 JST (21 UTC)

      • Last meeting on Nov. 15 23:00 JST (14:00 UTC) wiki

    • O4a/preO4b(not call it as postO4a)/ER16/O4b schedule:

      • O4a: It will end at 1600 UTC on 16 Jan 2024. LLO will end O4a observing early, at 1400 UTC.

      • ER16: It will nominally start on 13 Mar 2024, and last for 2 weeks. (Note that ER16 will begin in the middle of the next LVK meeting at LSU, 11-14 March.)

      • O4b: We plan to commence O4b at 1600 UTC (2500 JST) on 27 Mar 2024.

      • Ref.internal short announcements (reminders), public announcements

    • Information of O4a wiki page

    • White paper and task list for 2024 git repo

    • LVK meeting on March 11-14 at Louisiana State University

    • Update of member list for DetChar mailing list

    • KAGRA site report (Yuzurihara)
  • Commissioning support + tasks related to O4a
    • O4a for KAGRA : 2023/05/25 0:00 JST (=2023/05/24 15:00UTC) ~ 2023/06/21 8:00 JST
    • Event validation (YamaT)
    • Tool to evaluate Gaussianity (Yamamura)
    • Scattered light noise (Yamamura)
    • Pastavi update (Yuzurihara)
    • Noise hunting by machine learning and Hveto (Kyujin, Kihyun, Syifa)
    • Classification of glitch noise (Shikano, Oshino)
    • IPC glitch
    • line noise study (Samurai)

      • Peak identifications web

  • Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
  • DQR update (Yuzurihara)
  • Update contents of summary page (Oshino)
    • run Omicron at Kamioka site and refresh the Omicron plots on summary page during O4a period
  • Combine DET computer resources into one DET cluster at Kamioka site
  • Script to generate segment files (Uchikata, Narikawa)
  • Related to segment files (Uchikata, Narikawa)

  • provide the dedicated summary page for O4a of KAGRA? O3a (LV)

• Minutes
  • Noise hunting by machine learning and Hveto (Kyujin, Kihyun, Syifa)

    • O4a hveto results

  • Update contents of summary page (Oshino)

    • Modified configuration file on SummaryPage

20240117 (Wed.)

• Agenda
  • Announcement
    • KAGRA international workshop (KIW11)@Taiwan: 2023/04/16-17

    • Gravitaional wave open data workshop (GWODW7)@Taiwan: 2023/04/18-20 web

    • LIGO-Virgo-KAGRA detchar joint meeting
      • tileslot: onthly, 23:00 JST (14:00 UTC) or 6:00 JST (21 UTC)

      • Last meeting on Nov. 15 23:00 JST (14:00 UTC) wiki

    • O4a/preO4b(not call it as postO4a)/ER16/O4b schedule:

      • O4a: It will end at 1600 UTC on 16 Jan 2024. LLO will end O4a observing early, at 1400 UTC.

      • ER16: It will nominally start on 13 Mar 2024, and last for 2 weeks. (Note that ER16 will begin in the middle of the next LVK meeting at LSU, 11-14 March.)

      • O4b: We plan to commence O4b at 1600 UTC (2500 JST) on 27 Mar 2024.

      • Ref.internal short announcements (reminders), public announcements

    • Information of O4a wiki page

    • White paper and task list for 2024 git repo

    • LVK meeting on March 11-14 at Louisiana State University
    • KAGRA site report (Yuzurihara)
  • Commissioning support + tasks related to O4a
    • O4a for KAGRA : 2023/05/25 0:00 JST (=2023/05/24 15:00UTC) ~ 2023/06/21 8:00 JST
    • Event validation (YamaT)
    • Tool to evaluate Gaussianity (Yamamura)
    • Scattered light noise (Yamamura)
    • Pastavi update (Yuzurihara)
    • Noise hunting by machine learning and Hveto (Kyujin, Kihyun, Syifa)
    • Classification of glitch noise (Shikano, Oshino)
    • IPC glitch
    • line noise study (Samurai)

      • Peak identifications web

  • Unify conda environment in Kamioka detchar computers, k1sum[01] and k1det[012] (YamaT)
  • DQR update (Yuzurihara)
  • Update contents of summary page (Oshino)
    • run Omicron at Kamioka site and refresh the Omicron plots on summary page during O4a period
  • Combine DET computer resources into one DET cluster at Kamioka site
  • Script to generate segment files (Uchikata, Narikawa)
  • Related to segment files (Uchikata, Narikawa)

  • provide the dedicated summary page for O4a of KAGRA? O3a (LV)

• Minutes
  • Tool to evaluate Gaussianity (Yamamura)
    • Gauch recently looks not running. There is no html page linked from summary page. We will check the details later.
  • DQR update (Yuzurihara)
    • I asked the remote help to Derek. I'm submitteing the application for the ICRR computer account.
  • IPC glitch

    • Summary of recent segment for IPC glitch (2023/11~12)

  • Noise hunting by machine learning and Hveto (Kyujin, Kihyun, Syifa)

    • 2023-05-24 ~ 06-07 O4a hveto results

    • The analysis for the remained date will be
  • Update contents of summary page (Oshino)

    • Modified configuration files of SummaryPage

    • Modified configuration file on SummaryPage

Past meeting

• 2023

• 2022

• 2021

• 2020

• 2019