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UOSAT 4
Launch Details
| Launched | 21 January 1990 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | United Kingdom |
| NORAD ID | 20438 |
| COSPAR ID | 1990-005C |
| Alternative names |
UO-15 |
| Observing |
Current orbital elements
| Inclination | 98.905° |
| Eccentricity | 0.00104 |
| RA ascending node | 8.118 hr |
| Argument perihelion | 29.143° |
| Mean anomaly | 82.571° |
| Orbital period | 100.623 min |
| Epoch of osculation | 13 May 2021, 13:37 |
Derived Quantities
| Min Altitude | 787.8 km |
| Mean Altitude | 795.3 km |
| Peak Altitude | 802.7 km |
Orbital History
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