Spacecraft information: DELTA 1 R/B(1)
| 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 | 28.662° |
| Eccentricity | 0.08128 |
| RA ascending node | 22.200 hr |
| Argument perigee | 332.368° |
| Mean anomaly | 23.585° |
| Orbital period | 106.848 min |
| Epoch of osculation | 29 Jun 2026, 12:12 |
Derived Quantities
| Min Altitude | 481.6 km |
| Mean Altitude | 1087.8 km |
| Peak Altitude | 1694.1 km |
Orbital History
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