# Detail of Tomakomai data (last update: 2022.03.24)
2022.12.05
2022.11.28
2022.11.27
2019.08.30
2019.07.02
2018.10.01

- Obs.info

+ 42.676N, 141.600E, Alt. 30 m


(i-sky: PS1307904, PS1315204) JAXA_NASDA-PSPC-30028-H14.12

WL: 315, 340, 380, 400, 500, 675, 870, 940, 1020, 1627, 2200 nm

 - 2013.12 TKJ: 1600->1627
 - 2015.06.08 obs.stop at Tsukuba_JAXA_TKJ
 - 2015.06.19 obs start in Tomakomai

 - 2016.06.27 K.Aoki repair to PREDE
 - 2016.11.09 chage filter at only 0.4,0.5,0.675,0.87,0.94,1.02 

 - 2016.11.17 K.Aoki re-start.obs.

 - 2018.09.06 AM 03:07 Big earthquake in Eastern Iburi

 - 2018.09.21 23:20 - 9/23? fire in the Benten by Doshin web

 - 2018.09.27 - 09.28 K.Aoki
 - 2018.09.27 cloudy.
 - 2018.09.28 SVA by thin cloudy.

 - 2019.04.05 K.Aoki rain day.

 - 2019.07.06 move to PC  
   unstable PC time. don't obs.

 - 2019.07.31 re-start obs. by Dr.Hori

 - 2019.11.29 K.Aoki repair to PREDE

 - 2020.02.19 K.AOki re-start.obs.

 - 2021.11.26 K.Aoki

 - 2021.12.23 09:20 Fire in the Numanohata by Yahoo news

 - 2022.11.30 K.Aoki repair to PREDE due to Power units

 - 2023.02.16 K.Aoki obs re-start (operated by old PC)


 + Disk Scan Data

   - 2015.07.15 (only 315)
   - 2016.08.25 (3) PREDE
   - 2016.08.26 (2) PREDE
   - 2016.09.01 (5) PREDE before filter

   - 2016.11.09 (7) PREDE filter change    
   - 2018.09.28 (1)
   - 2018.10.19 (1)
   - 2019.03.01 (1)
   - 2019.10.15 (1)
   - 2019.12.16 (6) PREDE


- Cal.info

 - Cal wavelength: 0.4, 0.5, 0.675, 0.87, 1.02 um
 - Complex refractive index: 1.50 -0.005i
 - Ground Albedo: 0.1 at each wl.
 - Atmospheric pressure: 1 atm
 - Total Ozone amount: 0.3 cm-STP and monthly mean


# Publications

 - 


# 2018.10.01 renewal

# end