Photo: Bill Ingalls · Public domain (US government)
Mission
Navigation · MEO
GPS-2R (Global Positioning System) or Navstar-2R (Navigation System using Timing And Ranging) are the third evolution stage of the second generation of the GPS satellites.
What it put in orbit
| Object | Type | Orbit | Globe |
|---|---|---|---|
| NAVSTAR 55 (USA 178) 2004-023A | Payload | 19760 × 20605 km · 55.0° | Globe |
| DELTA 2 R/B(1) 2004-023B | Rocket body | re-entered 2004-09-01 | |
| DELTA 2 R/B(2) [PAM-D] 2004-023C | Rocket body | re-entered 2010-06-30 | |
| DELTA 2 DEB 2004-023D | Debris | re-entered 2025-07-06 |
COSPAR ID 2004-023. Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).