| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | NOAA 17 DEB |
| Spacetrack catalog number | 34885 | 48758 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:12 | 2024 Dec 21 03:11 |
| Time of closest approach (UTC) | 2024 Dec 27 22:37:56.925 |
| Minimum distance | 3.366 km |
| Height difference | 2.403 km |
| Relative speed | 14.674 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 67.7°N, 87.8°E |
| Height | 751 km |
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