Spacecraft information: AYAME-2
| Launched | 21 February 1980 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 11715 |
| COSPAR ID | 1980-018A |
| Alternative names |
ECS-B |
| Observing |
Current orbital elements
| Inclination | 9.479° |
| Eccentricity | 0.43777 |
| RA ascending node | 2.910 hr |
| Argument perigee | 282.926° |
| Mean anomaly | 32.566° |
| Orbital period | 820.538 min |
| Epoch of osculation | 15 Mar 2026, 12:09 |
Derived Quantities
| Min Altitude | 9952.2 km |
| Mean Altitude | 22662.0 km |
| Peak Altitude | 35371.9 km |
Orbital History
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