| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 41056 | 35721 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 13:15 | 2024 Dec 20 14:48 |
| Time of closest approach (UTC) | 2024 Dec 24 06:34:14.836 |
| Minimum distance | 3.823 km |
| Height difference | 2.132 km |
| Relative speed | 11.108 km/s |
| Angle between velocity vectors | 97° |
| Geographic position | 72.6°N, 28.1°E |
| Height | 869 km |
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