| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 34690 | 33837 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:35 | 2024 Dec 22 10:29 |
| Time of closest approach (UTC) | 2024 Dec 24 14:47:50.264 |
| Minimum distance | 4.656 km |
| Height difference | 4.368 km |
| Relative speed | 14.688 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 27.1°S, 127.3°W |
| Height | 736 km |
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