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About ChubuSat Satellite

2014/11/6 ChubuSat-1(Kinshachi 1)was successfully launched!(Information on amateur radio related)
   (See the web-page on IISC Kosmotrasfor the launch viewing)

Update for ChubuSat-1
 11/06: Receiving a beacon from ChubuSat-1
  437.425MHz CW-Beacon
CQ CQ CQ DE JJ2YJY JJ2YJY
  S1 ** 00 00 00
  S2 00 00 00 00

  S1、S2 : Header
  ** : Uplinklevel
  Other:  00 (unused)

 11/07: Receiving a beacon-like signal from ChubuSat-1

 11/08: Receiving a beacon-like signal from ChubuSat-1

 11/09: TLE updated
     ChubuSat-1
   1 40300U 14070C 14312.49737537 .00009022 00000-0 48691-3 0 80
   2 40300 97.4745 31.9075 0024096 176.4941 304.9240 15.14719202 322

 11/11 Decoded a FM downlink data received by a radio amateur on 11/6
      Currently confirmed the operation result of ChubuSat-1 Satellite
      We would sincerely express our appreciation for cooperation to radio amateurs to receive data this time.

      TLE updated
      1 40300U 14070C 14315.19797324 .00007691 00000-0 41519-3 0 161
      2 40300 97.4736 34.5609 0024240 167.4029 271.1640 15.14757854 731

 11/17: Processing the FM downlink receive data by a radio amateur dated on 11/6, unexpected move was recognized from part of the functions on ChubuSat-1. We have been attempting to command for operation return. In addition, we are thankful to GSN staff for cooperation to receive data from 11 / 9 to 11/12.
       We released the PDF PDFdata format on Web-site. Please let us know if you receive any data on ChubuSat-1.
       The disclosure regarding message exchange data format and image download data format is under preparation.

Favor to Radio-amateurs
 Please let us know if receiving a beacon of ChubuSat-1. We truly appreciate to be informed a reception status of Satellite detail regarding TLE, Time, Direction and Location. Contact email address: narusawa@stelab.nagoya-u.ac.jp
ChubuSat is a microsatellite of about 50 kg, jointly developed by Nagoya University, Daido University, and the Meiyu Aerospace Support Technology Team (MASTT), a consortium of 24 small and medium-sized aerospace enterprises in the Chubu Region. It was developed with the aims of decreasing satellite costs and lowering the barrier to participate in space development by private enterprise, and expand space utilization by expanding private-sector demand ―goals which align with those of our program. The first satellite, ChubuSat-1(Kinshachi-1) was launched from Yasny, Russian November, 2014 using a Dnepr rocket. One of the projects proposed by our students is expected to be launched as ChubuSat-2 in FY2015.

ChubuSat-fig.png
ChubuSat-1 shown in picture below, its shape is about 50-centimeter cube and weighs about 50 kilogram and is onboard with a visible light camera developed by the Kimura laboratory in Tokyo University of Science, and a store-bought infrared camera.  It has been in tasks to check the following: operating situations on facilities in case of fire occurrence by disaster strike at isolated areas, recognition of volcanic eruption, regular remote monitoring to afflicted district when natural disasters occur, detecting forest fires in remote places, creating the database of debris in space and so on. Message relay service for amateur radio users is also provided. ChubuSat-1 (Kinshachi-1) was launched from Yasny, Russian November, 2014 using a Dnepr after we completed developing the instrument and various tests to put it on-orbit.

ChubuSat-photo.png

ChubuSat-1

SPECIFICATIONS
Weight 50kg
Size 50cm cubic
Mission Instruments
Optical Camera Spacial resolution: Max 10m
Infrared Camera Wavelength band: 7.5 - 13.5 um
Attitude Control
Attitude Control System 3-Axis control, zero momentum
Precision 0.1deg
Power System
Power Max 70W
Power Consumption Max 40W
Solar Cell Panel GaAs Triple Junction cell
Secondary Battery NiMH
Communication System
Frequency Band Amateur radio communication band

ChubuSat-1 Satellite Missions

ChubuSat-mission2.png
Earth environmental research: Monitoring disasters such as forest fires with observing from earth ground by the infrared camera and visible light camera which are onboard










Observing Space debris by the space debris infrared camera Possible for creating Japan's original space debris database










Message relaying for amateur radio: Providing message relay service through amateur radio worldwidely
Click here for Information on wireless communication by amateur radio

For more information about ChubuSat satellite, please check the reference below.
  • ChubuSat Project(Presentations)
  • DEVELOPMENT OF CHUBUSAT-1 SMALL SATELLITE(Papers)
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