Spacecraft information: DELTA 1 R/B(1)
| Launched | 22 November 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10490 |
| COSPAR ID | 1977-108B |
| Observing |
Current orbital elements
| Inclination | 28.295° |
| Eccentricity | 0.11498 |
| RA ascending node | 17.206 hr |
| Argument perigee | 158.032° |
| Mean anomaly | 207.383° |
| Orbital period | 113.250 min |
| Epoch of osculation | 02 Feb 2026, 07:16 |
Derived Quantities
| Min Altitude | 491.4 km |
| Mean Altitude | 1382.9 km |
| Peak Altitude | 2274.4 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.