United States Air ForceDelta II 6925Space Launch Complex 17A, Cape Canaveral SFS, FL, USA
GPS-2 1
Launched
February 14, 1989
Image: United States Air Force
Summary
GPS-2 1 launched on an United States Air Force Delta II 6925 from Space Launch Complex 17A, Cape Canaveral SFS, FL, USA on February 14, 1989. It was United States Air Force's 864th launch, 1st this year and humanity's 3,387th orbital launch attempt. It was the 1st Delta II 6925 flight. The payload was bound for Medium Earth Orbit (MEO). GPS II-1, one of 3 catalogued objects, reached a 19,875 × 20,354 km orbit inclined 55.1°. 3 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Delta II 6925 · United States Air ForceGlobal Positioning System
- Booster
- No booster details on record.
- Mission
- Navigation · Medium Earth Orbit (MEO)
- Milestone
- 1st Delta II 6925 flightUnited States Air Force's 864th launch1st this yearhumanity's 3,387th orbital launch attempt13th orbital launch attempt this year
Flight preview
Orbit: as tracked
GPS II-1 · NORAD 19802 · 1989-013 · Space-Track · tracking 1 of 3 objects
Show the numbers for orbit elements
- Object
- NAVSTAR 13 (USA 35)
- Object ID
- 1989-013A
- Epoch
- 1989-02-16 15:06:45 UTC
- Mean motion
- 2.01416203 rev/day
- Eccentricity
- 0.0090439
- Inclination
- 55.1112°
- Ascending node
- 216.5595°
- Arg. of perigee
- 180.2459°
- Mean anomaly
- 179.7401°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0.000099999
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: MEO.
Catalogued objects
3 catalogued: 1 payload, 2 rocket stages; 1 still in orbit
- GPS II-1 · NORAD 19802 · in orbit
Delta 184 · re-entered March 13, 1989
Delta 184 Stage 3 · re-entered December 6, 1989
Data from J. McDowell, planet4589.org
About this launch
Second generation GPS navigation satellite
Pad

Space Launch Complex 17A, Cape Canaveral SFS, FL, USA
86th launch from Space Launch Complex 17A, 1st this year · 415th from Cape Canaveral SFS, FL, USA
145 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
718 days after the previous launch from this pad
Questions
When did GPS-2 1 launch?
GPS-2 1 launched on February 14, 1989. The time is known to the hour, not the minute.
Where can I watch GPS-2 1?
No webcast is on record for this launch.
What rocket launched GPS-2 1?
Delta II 6925, flown by United States Air Force. Delta II 6925 spec sheet
Where did GPS-2 1 launch from?
Space Launch Complex 17A, Cape Canaveral SFS, FL, USA.
What orbit did GPS-2 1 reach?
GPS II-1, one of 3 catalogued objects, reached a 19,875 × 20,354 km orbit inclined 55.1°.
How many satellites did GPS-2 1 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
Which program is GPS-2 1 part of?
Global Positioning System. About Global Positioning System
