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Spacecraft information: N-2 R/B(2)
Launch Details
| Launched | 10 February 1981 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 12787 |
| COSPAR ID | 1981-012C |
| Observing |
Current orbital elements
| Inclination | 27.975° |
| Eccentricity | 0.56343 |
| RA ascending node | 9.856 hr |
| Argument perigee | 246.015° |
| Mean anomaly | 46.693° |
| Orbital period | 307.542 min |
| Epoch of osculation | 19 Dec 2025, 13:21 |
Derived Quantities
| Min Altitude | 218.0 km |
| Mean Altitude | 8721.6 km |
| Peak Altitude | 17225.2 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.