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⇤ ← Revision 1 as of 2025-06-03 10:44:09 →
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Editor: TakashiUchiyama
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← Revision 21 as of 2025-06-13 14:40:38 → ⇥
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Editor: shoichi.oshino
Comment:
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KAGRA/Observation/O4c/maintenanceについて、ここに記述してください。

*Time
  *8:00 ~ 12:00 or until the end of CAL just before restarting the observation		 *Time and condition
  *9:00 ~ 12:00 or until the end of CAL just before restarting the observation
Line 6: Line 4:
  *The blasting for the tunnel construction will not be done from 8:00 to 12:00 every Friday until July 10th (the end day for blasting), according to our negotiation.
Line 9: Line 8:
  *(0)8-9: Confirm NO large SNR events in the last night observing run -> If the events exist, stop the following works and have discussions.
  *(1)9-10: CAL for the previous week's observation(CAL-G). The shooting of the mirror height(Yuzurihara). Finesse measurement(Oshino).
  *(2)10-12(or 12):
   *Kamioka Mine Company: Tunnel Inspection
   *Kagra site staff: Instrument checks
   *VAC/CRY: Checked by Kimura-san + KAGRA site staff		   *(0) 8- 9: Confirm NO large SNR events in the last night observing run -> If the events exist, stop the following works and have discussions.
  *(1) 9-11:
   *CAL for the previous week's observation(CAL-G).
   *Regular TCam photo session just after the morning cal measurement, to monitor the latest mirror center position. It will take ~5 min. (Yuzurihara)
   *[Monthly] [1.5 hour] Finesse measurement(Oshino).
  *(2)11-12:
   *Kagra site staff: Instrument checks (Please call Hayakawa-kun to allow the activities in the KAGRA site. If during his absence, please call Takahashi(masa)-san, or Sawada-san or Yamaguchi-san, in this order.)
    *Hayakawa-kun or the technical staff will call the control room if the activities are finished.
   *VAC/CRY: Checked by Kimura-san + KAGRA site staff.
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  *(3)After(2): CAL for the next week's observation.
  *(4)Restart observation after(3)		   *(3)13-16:
   *Kamioka Mine Company: Tunnel Inspection.(If more IFO/CAL/Detchar, etc., works are necessary, this inspection will be canceled.)
    *Hayakawa-kun or the technical staff will call the control room if the activities are finished.
   *VAC/CRY: Checked by Kimura-san + KAGRA site staff.
  *(4)After(3): CAL for the next week's observation.
  *(5)Restart observation after(3)
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  *Measurement items: [[https://gwdoc.icrr.u-tokyo.ac.jp/DocDB/0149/L2314903/001/CAL_measurement_O4.html|JGW-L2314903]]   *Measurement items: [[https://gwdoc.icrr.u-tokyo.ac.jp/DocDB/0149/L2314903/001/CAL_measurement_O4.html|JGW-L2314903]], [[https://dac.icrr.u-tokyo.ac.jp/KAGRA/DAWG/CAL/O4_CAL_day_week_plan/Pcal_Tcam_session|Pcal Tcam session]]

*Time and condition

  • 9:00 ~ 12:00 or until the end of CAL just before restarting the observation
  • The max end time: 16:00
  • The blasting for the tunnel construction will not be done from 8:00 to 12:00 every Friday until July 10th (the end day for blasting), according to our negotiation.
  • Contents (SHOULD BE DISCUSSED)

    • (0) 8- 9: Confirm NO large SNR events in the last night observing run -> If the events exist, stop the following works and have discussions.

    • (1) 9-11:
      • CAL for the previous week's observation(CAL-G).
      • Regular TCam photo session just after the morning cal measurement, to monitor the latest mirror center position. It will take ~5 min. (Yuzurihara)
      • [Monthly] [1.5 hour] Finesse measurement(Oshino).
    • (2)11-12:
      • Kagra site staff: Instrument checks (Please call Hayakawa-kun to allow the activities in the KAGRA site. If during his absence, please call Takahashi(masa)-san, or Sawada-san or Yamaguchi-san, in this order.)
        • Hayakawa-kun or the technical staff will call the control room if the activities are finished.
      • VAC/CRY: Checked by Kimura-san + KAGRA site staff.
      • VIS offload if necessary (Takahashi.R)
    • (3)13-16:
      • Kamioka Mine Company: Tunnel Inspection.(If more IFO/CAL/Detchar, etc., works are necessary, this inspection will be canceled.)
        • Hayakawa-kun or the technical staff will call the control room if the activities are finished.
      • VAC/CRY: Checked by Kimura-san + KAGRA site staff.
    • (4)After(3): CAL for the next week's observation.
    • (5)Restart observation after(3)
  • CAL activities (NEED LINK UPDATE)
  • DGS
    • In basic, we don't touch.

KAGRA/Observation/O4c/maintenance (last edited 2025-06-13 14:40:38 by shoichi.oshino)