Spacecraft information: USA 59
| Launched | 7 June 1990 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20641 |
| COSPAR ID | 1990-050A |
| Observing |
Current orbital elements
| Inclination | 63.387° |
| Eccentricity | 0.40512 |
| RA ascending node | 12.753 hr |
| Argument perigee | 266.287° |
| Mean anomaly | 47.875° |
| Orbital period | 238.970 min |
| Epoch of osculation | 07 Dec 2025, 00:13 |
Derived Quantities
| Min Altitude | 1217.5 km |
| Mean Altitude | 6385.2 km |
| Peak Altitude | 11553.0 km |
Launched alongside
TITAN 4 R/B USA 60 USA 61 USA 62 USA 59 DEB USA 59 DEB USA 59 DEB USA 60 DEB USA 59-62 DEB USA 59-62 DEBOrbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.