| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 35970 | 34752 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 21:18 | 2024 Dec 22 09:54 |
| Time of closest approach (UTC) | 2024 Dec 27 00:30:03.431 |
| Minimum distance | 3.233 km |
| Height difference | -0.104 km |
| Relative speed | 14.510 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 20.9°S, 70.9°E |
| Height | 567 km |
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