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Spacecraft information: MOMO-1B
Launch Details
| Launched | 6 February 1990 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 20478 |
| COSPAR ID | 1990-013A |
| Alternative names |
MOS-1B |
| Observing |
Current orbital elements
| Inclination | 99.247° |
| Eccentricity | 0.00050 |
| RA ascending node | 2.789 hr |
| Argument perigee | 344.740° |
| Mean anomaly | 15.361° |
| Orbital period | 103.150 min |
| Epoch of osculation | 12 Dec 2025, 03:27 |
Derived Quantities
| Min Altitude | 911.1 km |
| Mean Altitude | 914.7 km |
| Peak Altitude | 918.4 km |
Orbital History
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