Spacecraft information: SBS 4
| Launched | 29 August 1984 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 15235 |
| COSPAR ID | 1984-093B |
| Observing |
Current orbital elements
| Inclination | 13.608° |
| Eccentricity | 0.00072 |
| RA ascending node | 22.817 hr |
| Argument perigee | 99.621° |
| Mean anomaly | 250.084° |
| Orbital period | 1458.008 min |
| Epoch of osculation | 12 Apr 2026, 23:23 |
Derived Quantities
| Min Altitude | 36190.7 km |
| Mean Altitude | 36221.5 km |
| Peak Altitude | 36252.4 km |
Orbital History
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