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Revision 227 as of 2018-02-02 10:37:15
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 * Cable/test/adjust IM OSEMs.
 * Time permitting, do TFs from IM OSEMs to themselves and to optical sensor.
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 * Cable/test/adjust IM OSEMs.
 * Do TFs from IM OSEMs to IM OSEMs, OL pitch/yaw.

==== Plan for week of 2/19 ====
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==== Plan for week of 2/19 ====

Scraps of text for incorporation in the VIS Meeting Minutes

KAGRA/Subgroups/VIS/MeetingNAOJ

Type B (Mark)

Report for week of 1/29

  • We moved the top filter intended for SR2 (#1) into the SR3 cleanbooth.
  • Unfortunately we noticed one of the blades had many small X-shaped stress fractures on the top surface (klog 4058).

  • We moved the top filter entered for SR3 (#3) into the SRM cleanbooth and inspected the blades. Two had one smallish stress fracture each and one had a huge fracture and looks close to failing (klog 4061).

  • We referred the BS OL.
  • We removed the BS tank lid and inspected the BS top filter blades. They seemed fine (klog 4073).

  • Hirata-san received and washed some ferromagnetic disks for IM flags and other small parts.
  • Hirata-san moved the BF with the tilted keystone (#1) out of the cleanbooth in preparation for rebuilding.
  • Hirata-san placed the second order for payload parts, and an order for remachining of nuts for cable clamps on rods.
  • Fabian measured the gain of the ADC system (homework from the Commissioning Workshop).

Plan for week of 2/5

  • Enzo on vacation; all others at Kamioka.
  • -
  • Make in-air pico adapter cables.
  • Calibrate LVDT.
  • Test IM picos and BF yaw pico.
  • Test FR.
  • Install ballast mass in BF.
  • Build IRM around IM.

Plan for week of 2/13

  • No work Monday (建国記念の日の振替休日)

  • Enzo on vacation
  • Hirata-san at Mitaka Tue, Wed (to receive and wash parts).
  • All others at Kamioka.
  • -
  • Cable/test/adjust IM OSEMs.
  • Do TFs from IM OSEMs to IM OSEMs, OL pitch/yaw.

Plan for week of 2/19

  • Lift BF/... section and check total mass and balance.
  • Cable and test BF picos.
  • Add section of SS up to SF ring.
  • Bring in SF.
  • Add Cu segments to SF cap.
  • Hook BF/... section.
  • Route cables up to under SF.
  • Check/adjust total mass of BF/... section.

Vacation Info

  • Enzo 1/30-2/19 (at Mitaka 1/29, part of 1/30).
  • Fabian 4/2-4/27 vacation (then gone).

KAGRA/Subgroups/VIS/TypeB/Minutes (last edited 2022-07-29 13:18:56 by fabian.arellano)