Spacecraft information: SUNSAT
| Launched | 22 February 1999 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | South Africa |
| NORAD ID | 25636 |
| COSPAR ID | 1999-008C |
| Alternative names |
SO-35 |
| Observing |
Current orbital elements
| Inclination | 96.487° |
| Eccentricity | 0.01413 |
| RA ascending node | 17.452 hr |
| Argument perigee | 201.932° |
| Mean anomaly | 157.579° |
| Orbital period | 99.561 min |
| Epoch of osculation | 12 Dec 2025, 06:29 |
Derived Quantities
| Min Altitude | 644.2 km |
| Mean Altitude | 744.7 km |
| Peak Altitude | 845.3 km |
Launched alongside
ARGOS ORSTED DELTA 2 R/B DELTA 2 DEB DELTA 2 DEB DELTA 2 DEB DELTA 2 DEB DELTA 2 DEB DELTA 2 DEB DELTA 2 DEBOrbital History
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