| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 34908 | 35997 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Jan 28 16:43 | 2023 Jan 25 14:16 |
| Time of closest approach (UTC) | 2022 Dec 01 12:11:14.495 |
| Minimum distance | 678.066 km |
| Height difference | -2.214 km |
| Relative speed | 14.042 km/s |
| Angle between velocity vectors | 140° |
| Geographic position | 30.3°S, 176.0°W |
| Height | 770 km |
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