| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 34690 | 34682 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:35 | 2024 Dec 23 04:22 |
| Time of closest approach (UTC) | 2024 Dec 28 08:25:31.648 |
| Minimum distance | 3.205 km |
| Height difference | -1.066 km |
| Relative speed | 14.595 km/s |
| Angle between velocity vectors | 153° |
| Geographic position | 42.3°N, 31.9°W |
| Height | 721 km |
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