COSMOS 640
Satellite information COSMOS 640
| Spacetrack Directory Name | COSMOS 640 |
| Orbit launches |
1974-04-11 |
| Deorbitation date |
1974-04-23 |
| Days in orbit | 12 |
| Country/organisation of origin | Commonwealth of Independent States (former USSR) (CIS) |
| Starting point | PLMSC (Plesetsk Missile and Space Complex, Russia) |
