| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | IRIDIUM 33 DEB |
| Spacetrack catalog number | 34953 | 35850 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 09:54 | 2024 Dec 23 03:59 |
| Time of closest approach (UTC) | 2024 Dec 26 05:47:26.061 |
| Minimum distance | 0.513 km |
| Height difference | -0.486 km |
| Relative speed | 14.623 km/s |
| Angle between velocity vectors | 152° |
| Geographic position | 45.1°N, 35.6°W |
| Height | 668 km |
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