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Mu-3H

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Status: Retired 1978. First Launch: 1977-02-19. Last Launch: 1978-09-16. Number: 3 . Payload: 300 kg (660 lb). Thrust: 2,150.00 kN (483,330 lbf). Gross mass: 44,700 kg (98,500 lb). Height: 23.80 m (78.00 ft). Diameter: 1.41 m (4.62 ft). Apogee: 1,000 km (600 mi).

LEO Payload: 300 kg (660 lb).

• Tansei 3 - . Payload: MS T3. Mass: 230 kg (500 lb). Nation: Japan. Agency: ISAS. Class: Technology. Type: Navigation technology satellite. Spacecraft: Tansei. USAF Sat Cat: 9841 . COSPAR: 1977-012A. Apogee: 3,802 km (2,362 mi). Perigee: 799 km (496 mi). Inclination: 65.80 deg. Period: 134.10 min.

  Tentative name before launching: MS-T3. Launching organization: Institute of Space and Aeronautical Science, University of Tokyo. Radio frequencies: 136.725 MHz, tracking; 400.500 MHz, telemetry. Active life: two weeks. Function: (1) Test of the overall p erformance of the newly developed launch vehicle, M-3H-1. (2) Experiment of magnetic stabilization. (3) Observation of ultraviolet radiation.

• SS-05 Kyokko - . Payload: Exos A. Mass: 103 kg (227 lb). Nation: Japan. Agency: ISAS. Class: Earth. Type: Ionosphere satellite. Spacecraft: EXOS. USAF Sat Cat: 10664 . COSPAR: 1978-014A. Apogee: 3,952 km (2,455 mi). Perigee: 639 km (397 mi). Inclination: 65.40 deg. Period: 134.00 min.

  Auroral studies. Active life - two years. Function: 1) Observation of wide angle global auroral pictures using UV television camera. 2) Spectrophotometry of ultraviolet air glow. 3) Observation of the energy spectrum of photoelectrons and auroral electrons. 4) Mass spect rometry of the ionized atmospheric species in the thermosphere. 5) Measurements of density and temperature of ambient electrons in the thermosphere. 6) Observation of electromagnetic and plasma waves and the emission associated with auroral phenomena.

• SS-06 Jikiken - . Payload: Exos B. Mass: 100 kg (220 lb). Nation: Japan. Agency: ISAS. Class: Earth. Type: Ionosphere satellite. Spacecraft: EXOS. Decay Date: 2018-04-23 . USAF Sat Cat: 11027 . COSPAR: 1978-087A. Apogee: 21,192 km (13,168 mi). Perigee: 251 km (155 mi). Inclination: 31.30 deg. Period: 370.90 min.

  Launching organization: Institute of Space and Aeronautical Science, University of Tokyo. Stimulated plasma wave experiment, natural plasma wave measurement, plasma parameter measurement by VLF Doppler technique, electric field probe and plasma density me asurement, energetic particle analysis, and controlled electron beam emission experiment. Characteristics: weight 90.5 kg, configuration - polyhedron with 38 faces, height 0.6m , diameter 0.75m, attitude control spin stabilization, life two years.