| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | KINEIS-1C |
| Spacetrack catalog number | 34115 | 60081 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:46 | 2024 Dec 23 07:47 |
| Time of closest approach (UTC) | 2024 Dec 25 16:55:44.418 |
| Minimum distance | 1.827 km |
| Height difference | 1.535 km |
| Relative speed | 14.916 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 61.1°N, 12.3°E |
| Height | 642 km |
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