| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 1867 COOLANT |
| Spacetrack catalog number | 34022 | 43326 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:37 | 2024 Dec 18 14:02 |
| Time of closest approach (UTC) | 2024 Dec 25 03:07:21.470 |
| Minimum distance | 2.859 km |
| Height difference | -2.762 km |
| Relative speed | 11.699 km/s |
| Angle between velocity vectors | 103° |
| Geographic position | 55.4°S, 96.4°W |
| Height | 792 km |
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