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    CZ-4B DEB
            Launch Details
            
                
        
                    | Launched | 13 October 1999 | 
| Flight ended | – | 
| Status | Unknown | 
| Launch site | Taiyuan Space Center, PRC | 
| Owner | People's Republic of China | 
| NORAD ID | 29039 | 
| COSPAR ID | 1999-057NJ | 
| Observing | 
Current orbital elements
| Inclination | 98.371° | 
| Eccentricity | 0.00478 | 
| RA ascending node | 22.866 hr | 
| Argument perigee | 356.851° | 
| Mean anomaly | 129.000° | 
| Orbital period | 97.735 min | 
| Epoch of osculation | 26 Oct 2025, 22:05 | 
Derived Quantities