• KAGRA
• Commissioning
• DailyWork
• 2018-05-06

2018/5/6(Sun.)

• Remote participants by eZuce: None
• 9th day of Phase 1 operation
  • PEM vibration injection
  • PEM sound injection
  • Hammer injection

• Operation wiki page

Report of work (*:responsible person)

• IFO: *Enomoto + many
  • Consorts bad yesterday and day before yesterday.
  • Lock was stable agin after evening of yesterday.
• Shunup asymmetry: Enomoto
  • Result: asymmetry was estimated 3.8+/-1.4m.
  • It will be measured this morning again to reduce error bar.

Work plan (*:responsible person)

• IFO: *Enomoto + many
  • PEM/CRY hammering test.
  • PEM sound injectio.
• OLG: Yamamoto
  • OLG measurement with full swinging.
• Type A: Miyamoto
  • End IM TF

Laser hazard

• [AM]
  • IR: Upstream SR2-3 line, Xend 1F, Yend 1F
  • Green: PR2, Xend 1F
• [PM]
  • IR: Upstream SR2-3 line, Xend 1F, Yend 1F
  • Green: PR2, Xend 1F
• [night]
  • IR: Upstream SR2-3 line, Xend 1F, Yend 1F
  • Green: PR2, Xend 1F

Weekly

• week of 4/30
  • Operation continues.
• week of 5/7
  • 5/7 8-9am: Close 7 gate valves.

Issues