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Spacecraft information: DELTA 1 R/B(1)
Launch Details
| Launched | 14 December 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10517 |
| COSPAR ID | 1977-118B |
| Observing |
Current orbital elements
| Inclination | 28.660° |
| Eccentricity | 0.08131 |
| RA ascending node | 13.234 hr |
| Argument perigee | 326.318° |
| Mean anomaly | 28.817° |
| Orbital period | 106.854 min |
| Epoch of osculation | 16 May 2026, 13:59 |
Derived Quantities
| Min Altitude | 481.6 km |
| Mean Altitude | 1088.1 km |
| Peak Altitude | 1694.6 km |
Orbital History
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