Diff for "KAGRA/Subgroups/PEM/Meeting/220624/Agenda"

Differences between revisions 2 and 7 (spanning 5 versions)

Weekly PEM meeting

2022/06/24(Fri) 17:00-
Regular meeting
Zoom2 : https://zoom.us/j/6676627462

General announcement

(LVK inner information) O4 will start from March 2023
Important discussion with ET people
- Magnetic field
- Meeting of Seismic noise and infrastructure noise (11th July?)
- If you want to join the discussion, please let Yokozawa know.
Visiting to Virgo site
- By C2C budget
- Contact to Virgo people
- End of October -
Task list 2022
- Author list committee ask us to make task list 2022
- Deadline Jun.4.
- Task list 2021 pdf
- If you have question or comments, please let Yokozawa know.

Meeting and Conference issue

UGAP2022 url
- 6/13-15 @ Tokyo University of Science (Noda)
- Washimi (lightning monitor)
KAGRA F2F meeting
- August 1-3
- Hongo campus
- Registration url
- Wiki page url
LVK meeting
- 12-15 September
- Cardiff Unviersity, UK
JPS meeting
- url
- 2022/9/6-8 Okayama
  - Washimi : Infrasound
  - Hoshino : Seismic and ocean
日本天文学会
- 9/13-15
- 新潟大学
ET symposium in Budapest, Hungary
GR23 in Beijin, China
GWPAW2022 in Melbourne Australia
GRASS 2022 in Padova, Italy
Other meetings url

If you have some presentation about PEM related, please contact to me.

Business travel

Depending on the situation of COVID-19
To Kamioka
- No
From Kamioka
- No

General issue

Overall schedule
- 6/20 - 6/24 Leak of End Y
- 6/27 - Repair the leak point and start the pumping down
- 6/20 - 7/1 Suspension commissioning Type-Bp
- 7/4 - 7/8 Interferometer commissioning
- 7/11 - 7/22 Suspension commissioning Type-B
- 7/25 - 7/29 Acceptance check
- 8/1 - Closing the center area
- Mid size baffle installation
- ISS installation
- High power laser installation
Procedure toward X arm commissioning
- Radiation shield cooling Xend
  - IM temperature is ~90 K
  - Finesse is not changed
Mid-size baffle
- First contact -> Suspension health check -> Mid size baffle install
- PR2 -> Done
- SR2 -> Done
- PRM -> Done
- BS -> Done
- PR3 -> Done
- SR3 -> First contact
- SRM -> Disassembling -> First contact
Y arm commissioning
- EY leak done : Repair the leak next Monday
- IY : We will start the duct shield cooling, depending on the pressure level and health check
Schedule
- attachment
Type-Bp's suspension health check
PEM schedule
- Re-installation of PEMs toward O4
出張PEM injection (planning form)
- TAMA300 (June 22)

Jurnal paper issue

Details are here!

PTEP (2) : noise budget(K.Yamamoto, Kokeyama, Washimi) JGW-P2113405
- https://arxiv.org/abs/2203.07011
- It has been replied to the referee
Tonga paper (Washimi+)
- Overleaf, JGW-P2214043
- Submitted to CPC : 6/8
Micro seismic analysis (Hoshino)
- writing
- Overleaf
Acoustic reverberation time paper (Washimi+)
- Suspend
- Re-measurement before O4?
ICA for E-run/O3GK (Kume, Kobayashi)
- Sibmitted to CPC

Preparation for O4

MEDM screen script
- Just by preparing the channel list, it can reconstruct easily
Re-rolating the PEMs
- IY0 re-location
- Combination of MAG + barometer
- Combination of SEIS + barometer
- Minor change of End PEM channel
Barometers and infrasound placement underground
Magnetic field underground
- Discuss with Virgo member next week
- Fan, ...
Seismic and infrastructure noise
Magnetmeters for the Schumann resonance
- ADU (Washimi)
- Discussing with technicians (AEL, FCL)
PEM injection (planning form)
- Low-frequency sound injectorklog16829
- Acoustic injection at X/Y-end
- Magnetic injection (I want to start the preparation soon)
After O4
- RF monitor with mokugo
- Tiltmeter
- RI detector
- Newtonian noise
Discussion with DET members
- Daily summary page PEM

Progress report

Yuzurihara
- Pastavi
- Data Quality Report
- Data quality evaluation
  - No special report
Suzuki
- Water simulation
Hoshino
- Seismic motion analysis
Kume
- Report of paper progress
Fukunaga
- Schumann resonance
Kiyota
- Take over Kobayashi-san's work
Nishizawa
- Magnetic field analysis
Washimi
- Tonga paper
Yokozawa
- medm screen

Place for memo

KAGRA/Subgroups/PEM/Meeting/220624/Agenda (last edited 2022-06-24 15:49:03 by tatsuki.washimi)

-  ⇤ ← Revision 2 as of 2022-06-24 07:20:24 → 
  Size: 5406
  Editor: TakaakiYokozawa
  Comment:
+   ← Revision 7 as of 2022-06-24 07:37:53 → ⇥
  Size: 5871
  Editor: TakaakiYokozawa
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 23:
-  * Task list 2021
+  * Task list 2021 [[attachment:authorlisttasklist_PEM.pdf|pdf]]
 Line 36:
+    * Registration [[https://forms.office.com/r/FTYUC2TGEr|url]]
    * Wiki page [[https://dac.icrr.u-tokyo.ac.jp/KAGRA/KSC/f2f/2022August|url]]
-Line 66:
+Line 68:
-    * Washimi (UGAP, Noda, 6/13~15)
    * Washimi (NAOJ, 6/20~22)
    * Yokozawa (Naoj 6/22)
+    * No
 Line 71:
+ * Overall schedule
  * 6/20 - 6/24 Leak of End Y
  * 6/27 - Repair the leak point and start the pumping down 
  * 6/20 - 7/1 Suspension commissioning Type-Bp
  * 7/4 - 7/8 Interferometer commissioning
  * 7/11 - 7/22 Suspension commissioning Type-B
  * 7/25 - 7/29 Acceptance check 
  * 8/1 - Closing the center area

  * Mid size baffle installation
  * ISS installation
  * High power laser installation
-Line 74:
+Line 88:
-   * IM temperature is ~110 K
+   * IM temperature is ~90 K
-Line 76:
+Line 90:
-   * Mirror position changed ~2 mm both vertical and horizontal(now investigating)
-Line 85:
+Line 98:
-  * SR3
  * SRM ??
+  * SR3 -> First contact
  * SRM -> Disassembling -> First contact
-Line 89:
+Line 102:
-  * Pumping down started
  * Leak check and its repairing 
   * EY : One small leak (1 week air input, Open next-next week)
   * IY : No serious peak
  * IR and green lock succeeded
   * Finesse measurement
+  * EY leak done : Repair the leak next Monday
  * IY : We will start the duct shield cooling, depending on the pressure level and health check
-Line 98:
+Line 107:
+ * Type-Bp's suspension health check