| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 41256 | 34754 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 09:22 | 2024 Dec 23 12:32 |
| Time of closest approach (UTC) | 2024 Dec 23 19:15:42.664 |
| Minimum distance | 3.449 km |
| Height difference | -3.297 km |
| Relative speed | 7.080 km/s |
| Angle between velocity vectors | 56° |
| Geographic position | 62.6°N, 173.5°E |
| Height | 763 km |
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