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HELIOS 1B
Launch Details
| Launched | 2 December 1999 |
| Flight ended | – |
| Status | Non-operational |
| Category |
Assorted bright
|
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | France |
| NORAD ID | 25977 |
| COSPAR ID | 1999-064A |
| Observing |
Current orbital elements
| Inclination | 98.194° |
| Eccentricity | 0.00019 |
| RA ascending node | 4.729 hr |
| Argument perigee | 121.055° |
| Mean anomaly | 239.085° |
| Orbital period | 96.871 min |
| Epoch of osculation | 30 Jun 2025, 04:23 |
Derived Quantities
| Min Altitude | 614.6 km |
| Mean Altitude | 616.0 km |
| Peak Altitude | 617.3 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.