| Official name | COSMOS 1686 |
| Alternative name | Cosmos-1686 |
| Cospar ID | 1985-086A |
| Norad ID | 16095 |
| Launch date | 1985-09-27 |
| Launch site | TTMTR |
| Launch vehicle | Proton-K |
| Country/Organization | USSR |
| Type application | Space station module (modified crewed spacecraft) |
| RCS size | LARGE |
| Decay date | 1991-02-07 |
| Shape | Cone + Cyl + 2 Pan |
| Mass (kg) | 19821.61 |
| Diameter (m) | 4.2 |
| Height (m) | 9.7 |
| Span (m^2) | 9.7 |
| Configuration | FGB + modified VA |
| Power | 2 deployable fixed solar arrays, batteries |
| Satellite | COSPAR | Date | LS | Launch Vehicle | Remarks | |
|---|---|---|---|---|---|---|
| COSMOS 1686 | 1985-086A | 1985-09-27 | TTMTR | Proton-K |
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