Four CubeSats in Japan are planned to launch at May 20, 2010 21:58 UTC together with PLANET-C which belongs to JAXA by H-IIA rocket.
A very small satellite for atmospheric water vapor observations is under construction by the Kagoshima Satellite Development Group. The shape of the satellite is a 10 cm cube with a boom of 60 cm long. A Ku-band compact transmitter is installed in the satellite.
2 GHz, 10kbps (S-Band)
13.275 GHz, BPSK 10kbps/1Mbps (Ku-Band)
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