COSMOS 661
Satellite information COSMOS 661
| Spacetrack Directory Name | COSMOS 661 |
| Orbit launches |
1974-06-21 |
| Deorbitation date |
1980-08-27 |
| Days in orbit | 2259 |
| Country/organisation of origin | Commonwealth of Independent States (former USSR) (CIS) |
| Starting point | PLMSC (Plesetsk Missile and Space Complex, Russia) |
