| Primary satellite | Secondary satellite |
| Name | OBJECT C | COSMOS 2251 DEB |
| Spacetrack catalog number | 59282 | 34009 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 07:44 | 2024 Dec 23 05:27 |
| Time of closest approach (UTC) | 2024 Dec 29 00:41:21.323 |
| Minimum distance | 2.496 km |
| Height difference | -2.484 km |
| Relative speed | 3.136 km/s |
| Angle between velocity vectors | 24° |
| Geographic position | 7.7°S, 32.1°W |
| Height | 803 km |
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