Spacecraft information: M-3H DEB
| Launched | 15 September 1978 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Uchinoura Space Center (Fomerly Kagoshima Space Center-University of Tokyo, Japan) |
| Owner | Japan |
| NORAD ID | 27731 |
| COSPAR ID | 1978-087C |
| Observing |
Current orbital elements
| Inclination | 31.382° |
| Eccentricity | 0.40788 |
| RA ascending node | 23.631 hr |
| Argument perigee | 241.683° |
| Mean anomaly | 335.822° |
| Orbital period | 196.547 min |
| Epoch of osculation | 13 May 2026, 09:00 |
Derived Quantities
| Min Altitude | 259.6 km |
| Mean Altitude | 4826.9 km |
| Peak Altitude | 9394.3 km |
Orbital History
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