COSMOS 399
Satellite information COSMOS 399
| Spacetrack Directory Name | COSMOS 399 |
| Orbit launches |
1971-03-03 |
| Deorbitation date |
1971-03-17 |
| Days in orbit | 14 |
| Country/organisation of origin | Commonwealth of Independent States (former USSR) (CIS) |
| Starting point | TYMSC (Baikonur Cosmodrome, Kazakhstan) |
