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 * Though the safe mode with DC controls were employed for the shutdown phase in the previous meeting, the chief meeting set the ALINGNED mode for the suspended phase. If KAGRA went to the shutdown phase, the ALIGNED mode will be kept.  * Though the safe mode with DC controls were employed for the shutdown phase in the previous meeting, the chief meeting set the ALINGNED mode for the suspended phase. Even if KAGRA went to the shutdown phase, the ALIGNED mode will be kept.

Agenda/Minutes of the VIS Meeting on 2020/5/1

2020/5/1 14:00 -

Zoom Meeting

Participants:

Task list towards O4

Schedule afetr O3

Progress report

General

Type-A

Type B

Type-Bp

Type-C

  • Modification of the IMMT2 suspension.
    • The ghost beams are interfering with the pillar of suspension. The footprint should be changed.

Controls

Electronics

Post O3

  • KAGRA went to the suspended phase from 28th April.
  • Though the safe mode with DC controls were employed for the shutdown phase in the previous meeting, the chief meeting set the ALINGNED mode for the suspended phase. Even if KAGRA went to the shutdown phase, the ALIGNED mode will be kept.
  • The declaration of emergency state due to COVID-19 will be extended more one month.

  • Tasks for the papers will be available after the emergency period (Request).

  • Papers
    • Type-A: Lucia(Performance), Fujii(Sensor collection).
    • Type-B: Fabian
  • Towards O3c

Safety

Discussion

Travel Plans

Next meeting

On 2020/5/8(Fri)

KAGRA/Subgroups/VIS/VISMinutes20200501 (last edited 2020-05-01 15:01:09 by RyutaroTakahashi)