Browse satellite catalog
|
Map of low-earth satellites
|
Satellites above your horizon
|
3D map of low-earth satellites
NATO 4A
Launch Details
| Launched | 7 January 1991 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | North Atlantic Treaty Organization |
| NORAD ID | 21047 |
| COSPAR ID | 1991-001A |
| Observing |
Current orbital elements
| Inclination | 13.053° |
| Eccentricity | 0.00072 |
| RA ascending node | 23.763 hr |
| Argument perigee | 206.423° |
| Mean anomaly | 121.966° |
| Orbital period | 1465.143 min |
| Epoch of osculation | 27 Aug 2025, 21:02 |
Derived Quantities
| Min Altitude | 36329.5 km |
| Mean Altitude | 36360.4 km |
| Peak Altitude | 36391.2 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.