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SHIYAN-4
Launch Details
| Launched | 19 November 2011 |
| Flight ended | – |
| Status | Operational |
| Category |
Active satellites
|
| Launch site | Jiuquan Space Center, PRC |
| Owner | People's Republic of China |
| NORAD ID | 37931 |
| COSPAR ID | 2011-068B |
| Alternative names |
SY-4 TANSUO 4 TS-4 |
| Observing |
Current orbital elements
| Inclination | 98.711° |
| Eccentricity | 0.00241 |
| RA ascending node | 13.729 hr |
| Argument perigee | 66.580° |
| Mean anomaly | 47.808° |
| Orbital period | 100.633 min |
| Epoch of osculation | 11 Jul 2025, 12:49 |
Derived Quantities
| Min Altitude | 778.5 km |
| Mean Altitude | 795.7 km |
| Peak Altitude | 813.0 km |
Orbital History
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