Browse satellite catalog
|
Map of low-earth satellites
|
Satellites above your horizon
|
3D map of low-earth satellites
TERRA
Launch Details
Launched | 17 December 1999 |
Flight ended | – |
Status | Extended mission |
Categories |
Assorted bright
Earth Resources Tracking and Data Relay Satellite System (TDRSS) Space & Earth Science Active satellites |
Launch site | Air Force Western Test Range, California, USA |
Owner | United States |
NORAD ID | 25994 |
COSPAR ID | 1999-068A |
Observing |
Current orbital elements
Inclination | 97.996° |
Eccentricity | 0.00022 |
RA ascending node | 17.091 hr |
Argument perigee | 166.434° |
Mean anomaly | 250.711° |
Orbital period | 98.581 min |
Epoch of osculation | 18 Jul 2025, 11:15 |
Derived Quantities
Min Altitude | 696.4 km |
Mean Altitude | 697.9 km |
Peak Altitude | 699.5 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
ATLAS 2A CENTAUR R/B