Space Systems Communications
MTSAT-2  |  OPTUS C1  |  DRTS  |  SUPERBIRD-C2 (7)
OPTUS C1
Client  SingTel Optus Pty., Ltd.
Launch date  June 2003
Launch vehicle  Ariane 5G
Launch site  French Guiana
Orbit  Geostationary orbit
Weight  5 t (at launch),
 2 t (dry weight)
Electrical power  9,500 W (EOL)
Design life  15 years
Responsibilities  Prime contractor
 Total Program Management
 Payload Subsystem
Outline
OPTUS C1, one of the world’s largest and most advanced communications satellite, was successfully launched at 7:38 p.m. (22:38 GMT) on June 11 from the Spaceport in French Guiana. OPTUS C1 is designed to increase the capacity for satellite communications services of Australia's leading satellite operator SingTel Optus, our first client outside of Japan. As prime contractor, Mitsubishi Electric was responsible for manufacturing all communications systems. With 16 antennas, 18 beams and four different frequency bands, the C1 satellite delivers broadcast services such as direct-to-home TV, high-speed internet and voice and data communications to Australia, New Zealand, Southeast Asia and Hawaii.