Trajectory & orbital insertion
Ascent path is a representation — true ascent telemetry isn’t public.
Provider
United States Air Force
Provider type
Government
Orbit
Direct-GEO
Mission type
Government/Top Secret
Launch site
United States of America
Date
Thu, 12 May 1977 14:26:58 GMT
Orbital launch #
#1950 ever
Mission
Satellites designed to provide secure voice and data communications for the US military.