Spacecraft information: N-2 R/B
| Launched | 18 February 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 17528 |
| COSPAR ID | 1987-018B |
| Observing |
Current orbital elements
| Inclination | 97.404° |
| Eccentricity | 0.01432 |
| RA ascending node | 5.937 hr |
| Argument perigee | 320.824° |
| Mean anomaly | 38.266° |
| Orbital period | 99.002 min |
| Epoch of osculation | 26 Mar 2026, 10:05 |
Derived Quantities
| Min Altitude | 616.6 km |
| Mean Altitude | 718.1 km |
| Peak Altitude | 819.6 km |
Launched alongside
MOMO-1Orbital History
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