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Spacecraft information: STTW-4
Launch Details
| Launched | 3 February 1990 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Xichang Launch Facility, PRC |
| Owner | People's Republic of China |
| NORAD ID | 20473 |
| COSPAR ID | 1990-011A |
| Alternative names |
SHIYAN TONGBU TONGXING WEIXING 4 DONG FANG HONG-2A 4 DFH-2A 4 CHINASAT 3 ZHONGXING 3 ZX 3 |
| Observing |
Current orbital elements
| Inclination | 14.156° |
| Eccentricity | 0.00028 |
| RA ascending node | 23.095 hr |
| Argument perigee | 156.655° |
| Mean anomaly | 91.371° |
| Orbital period | 1435.912 min |
| Epoch of osculation | 16 Jun 2026, 15:28 |
Derived Quantities
| Min Altitude | 35778.2 km |
| Mean Altitude | 35790.1 km |
| Peak Altitude | 35802.0 km |
Orbital History
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