The QQW or DQ (Da Qui) were two balloon satellites for studies of the density of the upper atmosphere.
The two satellites were launched on 3 September 1990 together with the prime payload FY 1B on a CZ-4 rocket. The satellites weighted 2.6 kg and 3.3 kg and were deployed from the CZ-4 upper stage using a special adapter.
Nation: | China |
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Type / Application: | Research, air density |
Operator: | |
Contractors: | |
Equipment: | |
Configuration: | Balloon |
Propulsion: | |
Power: | |
Lifetime: | |
Mass: | 2.6 kg (#1); 3.3 kg (#2) |
Orbit: |
Satellite | COSPAR | Date | LS | Launch Vehicle | Remarks | |
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QQW 1 (DQ 1) | 1990-081B | 03.09.1990 | TY LC-7 | CZ-4 | with FY 1B, QQW 2 | |
QQW 2 (DQ 2) | 1990-081CB | 03.09.1990 | TY LC-7 | CZ-4 | with FY 1B, QQW 1 |