Photo: Bill Ingalls · Public domain (US government)
Mission
Navigation · MEO
Second generation GPS navigation satellite
What it put in orbit
| Object | Type | Orbit | Globe |
|---|---|---|---|
| DELTA 2 R/B(2) [PAM-D] 1990-008C | Rocket body | re-entered 1994-09-19 | |
| NAVSTAR 18 (USA 50) 1990-008A | Payload | 21161 × 21232 km · 54.9° | Globe |
| DELTA 2 R/B(1) 1990-008B | Rocket body | re-entered 2026-10-10 |
COSPAR ID 1990-008 (data from GCAT, J. McDowell, CC BY 4.0). Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).