JCSAT

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JCSAT

Program: JCSAT. Objective: Communications. Overview: Japanese domestic communications satellite network. Major Events: .

06 March 1989 JCSAT 1 Spacecraft: HS 393. Mass: 2,280 kg. Launch Site: Kourou . Launch Vehicle: Ariane 44LP. More details
Japanese domestic communications; 150 deg E. Domestic communication. Launching states: Japan, France, USA. Launch vehicle Ariane 29 (Ariane IV). Launching organization ARIANE SPACE. Launch time 1129 GMT.
01 January 1990 JCSAT 2 Spacecraft: HS 393. Mass: 2,280 kg. Launch Site: Cape Canaveral . Launch Vehicle: Titan 34D. More details
Japanese domestic communications; 154 deg E. Domestic communications. Launching organization Martin Marietta. Launch time 0007 GMT.
29 August 1995 JCSAT 3 Spacecraft: HS 601. Mass: 1,841 kg. Launch Site: Cape Canaveral . Launch Vehicle: Atlas IIAS. More details
8 transponders for digital TV. Stationed at 128.1 deg E. Launch vehicle put payload into supersynchronous earth orbit with IFR/MRS trajectory option.
17 February 1997 JCSAT 4 Spacecraft: HS 601. Launch Site: Cape Canaveral . Launch Vehicle: Atlas IIAS. More details
Geosynchronous. Stationed over 150.0E Launch vehicle put payload into supersynchronous earth orbit with IFR/MRS trajectory option.
02 December 1997 JCSAT 5 Spacecraft: HS 601. Launch Site: Kourou . Launch Vehicle: Ariane 44P. More details
Geosynchronous. Stationed over 139.4E
16 February 1999 JCSAT-6 Spacecraft: HS 601. Mass: 2,900 kg. Launch Site: Cape Canaveral . Launch Vehicle: Atlas IIAS. More details
JCSAT-6 carried a Ku-band relay system. It was operated by Japan Satellite Systems, Inc., Tokyo, provided communications and data relay for Japan and the Pacific Rim. Two burns of the Centaur upper stage placed it into a supersynchronous transfer orbit of 258 km x 96736 km x 24.1 degrees. JCSAT-6's on-board R-4D engine would maneuver it into its final geostationary location. Dry mass of the spacecraft was 1230 kg. Stationed at 124 deg E

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Last update 12 March 2001.
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