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Spacecraft information: DELTA 1 R/B(1)
Launch Details
| Launched | 10 May 1978 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10856 |
| COSPAR ID | 1978-044B |
| Observing |
Current orbital elements
| Inclination | 27.930° |
| Eccentricity | 0.10939 |
| RA ascending node | 12.269 hr |
| Argument perigee | 76.495° |
| Mean anomaly | 73.895° |
| Orbital period | 139.840 min |
| Epoch of osculation | 12 Dec 2025, 07:12 |
Derived Quantities
| Min Altitude | 1577.2 km |
| Mean Altitude | 2553.5 km |
| Peak Altitude | 3529.7 km |
Orbital History
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