| Name of Satellite, Alternate Names | US-KS Oko 87 (Cosmos-2422) |
| Country of Operator/Owner | Russia |
| Operator/Owner | Ministry of Defense |
| Users | Military |
| Purpose | Early Warning |
| Class of Orbit | Elliptical |
| Type of Orbit | Molniya |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 542 |
| Apogee (km) | 39807 |
| Eccentricity | 0.73960707491194 |
| Inclination (degrees) | 62.8 |
| Period (minutes) | 717.66 |
| Launch Mass (kg.) | 2400 |
| Dry Mass (kg.) | 1250 |
| Power (watts) | |
| Date of Launch | 21-07-2006 |
| Expected Lifetime | |
| Contractor | NPO Lovochkin |
| Country of Contractor | Russia |
| Launch Site | Plesetsk Cosmodrome |
| Launch Vehicle | Molniya M |
| COSPAR Number | 2006-030A |
| NORAD Number | 29260 |
| Comments | Russian early-warning system. |