| Primary satellite | Secondary satellite |
| Name | NOAA 17 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 48759 | 34006 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 00:12 | 2024 Dec 22 19:02 |
| Time of closest approach (UTC) | 2024 Dec 26 19:51:24.422 |
| Minimum distance | 1.703 km |
| Height difference | 0.251 km |
| Relative speed | 11.326 km/s |
| Angle between velocity vectors | 98° |
| Geographic position | 72.7°S, 17.2°E |
| Height | 682 km |
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