Norad ID: 43614
| Spacetrack Directory Name | SURFSAT |
| Orbit launches |
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| Deorbitation date |
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| Days in orbit | 1593 |
| Country/organisation of origin | USA (US) |
| Starting point | AFWTR (Vandenberg Air Force Base, USA) |
| WWW | Here |
| Categories | |
| Perigee | 436 km |
| Apogee | 453 km |
Explore the mechanisms responsible for the loss of relativistic electrons from the radiation belts. Space weather. The spacecraft has two Energetic Particle Detectors, one for Electrons (EPD-E) and one for Ions (EPD-I), as well as a Fluxgate Magnetometer deployed at the end of a 75cm stacer boom.