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← 1978
1978 · United States Air Force
Navstar 4
success
Atlas F/SVS | Navstar 4
First generation GPS satellite
Overview
Date / time
December 11, 1978 at 03:59 AM UTC
Outcome
success
Launch site
Space Launch Complex 3E
Mission
Navstar 4
Mission type
Navigation
Orbit achieved
Medium Earth Orbit
Launch vehicle
Atlas F/SVS →
Launch provider
United States Air Force →
Payloads deployed · 1
NAVSTAR 4 (OPS 5114)
GPS · MEO