GPS BIIR-13, SVN 61, PRN 02, SLOT D1 - Norad ID: 28474
| Spacetrack Directory Name | NAVSTAR 56 (USA 180) |
| Alternative name | GPS BIIR-13, SVN 61, PRN 02, SLOT D1 |
| Group | GPS |
| Follow NAVSTAR 56 (USA 180) | NAVSTAR 56 (USA 180) Tracker |
| Group follow GPS | Tracker GPS |
| Pass predictions NAVSTAR 56 (USA 180) | Pass predictions NAVSTAR 56 (USA 180) |
| Orbit launches |
|
| Days in orbit | 7840 |
| Country/organisation of origin | USA (US) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
| Categories | |
| Perigee | 19628 km |
| Apogee | 20736 km |
| Orbit slope (inclination) | 55.17° |
| Laps per day | 2 |
| Orbit | MEO (Non-Polar Inclined) |
| Height NAVSTAR 56 (USA 180) | 20192.81 km |