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Spacecraft information: BLACK ARROW R/B
Launch Details
| Launched | 27 October 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Woomera, Australia |
| Owner | United Kingdom |
| NORAD ID | 5581 |
| COSPAR ID | 1971-093B |
| Observing |
Current orbital elements
| Inclination | 82.037° |
| Eccentricity | 0.05041 |
| RA ascending node | 3.184 hr |
| Argument perigee | 252.483° |
| Mean anomaly | 102.066° |
| Orbital period | 102.829 min |
| Epoch of osculation | 15 Mar 2026, 10:38 |
Derived Quantities
| Min Altitude | 533.1 km |
| Mean Altitude | 899.6 km |
| Peak Altitude | 1266.2 km |
Orbital History
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