| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Cosmos 2150 |
| Spacetrack catalog number | 33841 | 21418 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 16:25 | 2024 Dec 23 04:22 |
| Time of closest approach (UTC) | 2024 Dec 24 17:20:16.129 |
| Minimum distance | 4.283 km |
| Height difference | 2.365 km |
| Relative speed | 14.287 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 17.8°N, 28.6°E |
| Height | 782 km |
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