Orbica
Upcoming
Timeline
Agencies
Rockets
Satellites
Track
Intel
Search
⌘K
← 1989
1989 · United States Air Force
GPS-2 4
success
Delta 6925 | GPS-2 4
Second generation GPS navigation satellite
Overview
Date / time
October 21, 1989 at 09:31 AM UTC
Outcome
success
Launch site
Space Launch Complex 17A
Mission
GPS-2 4
Mission type
Navigation
Orbit achieved
Medium Earth Orbit
Launch vehicle
Delta II 6925 →
Launch provider
United States Air Force →
Payloads deployed · 1
NAVSTAR 16 (USA 47)
GPS · MEO