Agenda/Minutes of the VIS Meeting on 2019/1/25

2019/1/25 13:30 -

Zoom Meeting

Participants:

Progress report

Schedule Chart

Site work schedule: XLSX

Type-A : (PDF/MPP)

Type-B: (PDF/MPP)

Type-C: (XLSX)

Type-A (Takahashi)

Past week report

Plan for coming weeks

Type B (Mark)

Past week report

Plan for coming weeks

Type-Bp (Shoda)

Past week report

Plan for coming weeks

OMMT & OSTM (Ohishi)

Past week report

Plan for coming weeks

VIS electronics (Tanaka)

Past week report

Plan for coming weeks

Other site works

Safety

• Incidents:
• Foreseen risks
  • Type-A:
  • Type-B:

Discussion

Updated KAGRA schedule

• 1/23 BS will be aligned to Y-end PD by IR.
• 1/24-25 ITMX will be aligned to REFL by IR.
• 1/24-25 ITMY will be aligned to REFL by IR.

SR2 and SR3 must be ready: 1/26

• 1/26 Beam position of IR at SR3 will be confirmed how far from the center.
• 1/28-29 SR3 will be aligned to SR2 center by IR.
• 1/30 Green beam will be injected from SR2 AR surface to Y end PD.
• 1/31 Removing bellows at PR and SR area.
• 1/31-2/1 Cleaning HR of PR3 and AR of SR2

SRM must be ready: 2/4

• 2/4-8: Alignment of SR2 -> SRM by IR, SRM -> OMMT by IR -> OMMT -> OSTM by IR, OSTM -> OMC by IR

• 2/4-8: Alignment of ETMY -> POS by Green

• 2/12-13: Close the center area chambers
• 2/14-15: Center area pump down.

Vacuum monitoring

• 2/14(Thu)-15(Fri): Center area pump down
• 2/15(Fri) - 2/16(Sat): ITMX, ITMY, pump down
• 3/6(Wed)- 3/7(Thu): ETMY pump down
• 3/21(Thu) - 3/22(Fri): ETMX pump down

Travel Plans

• Travel (Week of 1/28):
  • Takahashi:
  • Okutomi:
  • Sato:
  • Lucia:
  • Fabian:
  • Mark:
  • Hirata:
  • Enzo:
  • Shoda:
  • Ohishi:
  • Fujii:
  • Tanioka:
  • Tanaka:
  • Terrence
• Travel (Week of 2/4):
  • Takahashi:
  • Okutomi:
  • Sato:
  • Lucia:
  • Fabian:
  • Mark:
  • Hirata:
  • Enzo:
  • Shoda:
  • Ohishi:
  • Fujii:
  • Tanioka:
  • Terrence

Next meeting

On 2019/2/1(Fri)