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BS-2A / Yuri
Credit - NASDA
Class: Technology. Type: Communications. Destination: Geosynchronous Orbit. Nation: Japan. Agency: NASDA.

Experimental communications satellite. Medium-scale broadcasting satellite for experimental purposes (BSE). Launch vehicle Delta 2914. Location 110 deg E. Characteristics of satellite: Weight approx 355 kg in an early stage in orbit. Configuration - box shaped satellite with 2 solar array panels with overall span of 8.95m. Height 3.09m, width 1.32m, length 1.19m. 3-axis stabilized attitude control. Expected life 3 years.

Typical orbit: 35736 km x 35868 km at 12 degrees inclination. Mass: 678 kg (1,494 lb).


Yuri Chronology
  • 1978 April 7 - Yuri 1 - Program: BS. Launch Site: Cape Canaveral. Launch Complex: LC17B. Launch Vehicle: Delta. Mass: 678 kg (1,494 lb). Perigee: 35,736 km (22,205 mi). Apogee: 35,868 km (22,287 mi). Inclination: 11.70 deg. Period: 1,436.90 min.
    Experimental comsat. Medium-scale broadcasting satellite for experimental purposes (BSE). Launch vehicle Delta 2914-140. Launch time 2201 GMT. Location 110 deg E. Characteristics of satellite: Weight approx 355 kg in an early stage in orbit. Configuration - box shaped satelli te with 2 solar array panels with overall span of 8.95m. Height 3.09m, width 1.32m, length 1.19m. 3-axis stabilized attitude control. Expected life 3 years. Positioned in geosynchronous orbit over the Indian Ocean at 110 deg E in 1978-1982 As of 4 September 2001 located at 44.59 deg E drifting at 0.116 deg E per day. As of 2007 Mar 11 located at 108.19E drifting at 0.031E degrees per day.


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