=== 2019/4/22(Mon.) ===

==== Schedule ====
 * Center
  * --(3/25: Venting)--
  * --(3/27-4/9: Fixing PR2 or others)--
   * --(4/4 -4/5: Gluing)--
   * --(4/8: alignment check)--
   * --(4/8-10: OSEM adjustment)--
  * --(4/10: alignment check)--
  * --(4/11: VIS final health check)--
  * --(4/11-12: Closing)--
  * --(4/12: Pump down)--
  * 4/29,30: Leak check

 * ITMX: 
  * --(3/19: Cooling stop)--
  * --(3/25: Venting start)--
  * --(3/27: Opning chamber)--
  * --(3/27~: Fixing thermal touch)--
  * --(4/2~: closing chamber and start pumping down)--
  * --(4/10: Cooling starts.)--

 * Xend
  * --(3/25: closing and pump down)--
  * --(4/8: Leak check)--
  * --(4/9-10: venting)--
  * --(4/11: Exchange a broken LED for Photo sensor)--
  * --(4/12: closing chamber and start pumping down)--
  * 4/22: Leak check
  * 4/22: vent
  * 4/24: fix oplev mirror
  * 4/25: Pumpdown
  * 5/2: leak check
  * 5/2: Cooling start

 * Yend
  * --(3/26: Venting start)--
  * --(3/28~: Fixing short inside chamber)--
  * --(4/3: Fixing F0 actuator)--
  * --(4/4~: closing chamber and start pumping down.)--
  * --(4/10: Cooling starts.)--

 * April: Measurement of TF, payload diagonalization on ITMX
 * End of April~: DRMI commissioning
 * End of April~: Y arm commissioning
 * ~End of May: FPMI commissioning

==== Note ====
 * 

==== Night work ====
 * 

==== Weekend ====
 * 

==== Report of work ====
 * COM: All mirrors except for ETMX have been aligned.
 * AOS: Laser source for oplev for PR3 seems to be dead. It will be replaced.


==== Work plan ====
 * VAC: We have venting for ETMX to fix Oplev.