Browse satellite catalog
|
Map of low-earth satellites
|
Satellites above your horizon
|
3D map of low-earth satellites
CHECKMATE 4
Launch Details
| Launched | 1 April 2023 |
| Flight ended | – |
| Status | Operational |
| Category |
Active satellites
|
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 56164 |
| COSPAR ID | 2023-050C |
| Observing |
Current orbital elements
| Inclination | 80.998° |
| Eccentricity | 0.00063 |
| RA ascending node | 7.654 hr |
| Argument perigee | 37.621° |
| Mean anomaly | 322.538° |
| Orbital period | 103.990 min |
| Epoch of osculation | 22 Apr 2025, 22:16 |
Derived Quantities
| Min Altitude | 949.6 km |
| Mean Altitude | 954.2 km |
| Peak Altitude | 958.9 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.
Launched alongside
CHECKMATE 8 CHECKMATE 5 CHECKMATE 6 CHECKMATE 7 CHECKMATE 2 CHECKMATE 1 CHECKMATE 3 BB 2 BB 1