Browse satellite catalog
|
Map of low-earth satellites
|
Satellites above your horizon
|
3D map of low-earth satellites
Spacecraft information: M-4S R/B
Launch Details
| Launched | 27 September 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Uchinoura Space Center (Fomerly Kagoshima Space Center-University of Tokyo, Japan) |
| Owner | Japan |
| NORAD ID | 5498 |
| COSPAR ID | 1971-080B |
| Observing |
Current orbital elements
| Inclination | 32.028° |
| Eccentricity | 0.05738 |
| RA ascending node | 13.591 hr |
| Argument perigee | 350.889° |
| Mean anomaly | 8.166° |
| Orbital period | 111.758 min |
| Epoch of osculation | 20 Dec 2025, 11:02 |
Derived Quantities
| Min Altitude | 873.6 km |
| Mean Altitude | 1314.6 km |
| Peak Altitude | 1755.6 km |
Launched alongside
SHINSEIOrbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.