Telstar 302 was a geostationary communication satellite built by Hughes, it was located at orbital position of 85 degrees west longitude and was operated by AT&T. The satellite was based on the HS-376 platform and its life expectancy was 10 years. Telstar 302 left service on September 5, 1997. The satellite was successfully launched into space on August 30, 1984, at 12:41:50 UTC, aboard the Space Shuttle Discovery during the STS-41D mission from the Kennedy Space Center in Florida, United States, Along with the SBS 4 satellites and Leasat 2. It had a launch mass of 1,140 kg.[1]

Telstar 302
Telstar 302 in orbit.
Mission typeCommunications
OperatorAT&TLoral Skynet
COSPAR ID1984-093B
SATCAT no.15237
Mission duration10 years
Spacecraft properties
Launch mass1,140 kilograms (2,510 lb)
BOL mass653 kilograms (1,440 lb)
Start of mission
Launch dateAugust 30, 1984, 12:41:50 (1984-08-30UTC12:41:50Z) UTC
RocketSpace Shuttle Discovery STS-41D
Launch siteKennedy LC-39A
Orbital parameters
Reference systemGeocentric
Longitude45° west
Perigee altitude34,776 kilometres (21,609 mi)
Apogee altitude36,573 kilometres (22,725 mi)
Period1,430.3 minutes
EpochSeptember 1, 1984
Band24 C-band
Coverage areaNorth America

Telstar 302 was equipped with 24 C band transponders to provide telecommunication service to North America (including U.S. state of Hawaii and Puerto Rico).


  1. ^ NASA, GSFC. 1984-093D. NSSDC Master Catalog. Retrieved May 8, 2017.