Browse satellite catalog
|
Map of low-earth satellites
|
Satellites above your horizon
|
3D map of low-earth satellites
MMS 4
Launch Details
| Launched | 12 March 2015 |
| Flight ended | – |
| Status | Operational |
| Categories |
Tracking and Data Relay Satellite System (TDRSS)
Space & Earth Science Active satellites |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 40485 |
| COSPAR ID | 2015-011D |
| Alternative names |
MAGNETOSPHERIC MULTISCALE 4 |
| Observing |
Current orbital elements
| Inclination | 62.309° |
| Eccentricity | 0.88077 |
| RA ascending node | 23.821 hr |
| Argument perigee | 157.791° |
| Mean anomaly | 87.621° |
| Orbital period | 5055.358 min |
| Epoch of osculation | 28 Mar 2025, 12:00 |
Derived Quantities
| Min Altitude | 5262.5 km |
| Mean Altitude | 91201.7 km |
| Peak Altitude | 177140.8 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.