| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | deb Kosmos-249 |
| Spacetrack catalog number | 34159 | 18549 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:41 | 2024 Dec 22 15:08 |
| Time of closest approach (UTC) | 2024 Dec 28 09:30:10.464 |
| Minimum distance | 3.875 km |
| Height difference | -3.870 km |
| Relative speed | 14.439 km/s |
| Angle between velocity vectors | 143° |
| Geographic position | 30.3°N, 40.8°W |
| Height | 755 km |
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