| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 41256 | 34477 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 09:22 | 2024 Dec 23 03:26 |
| Time of closest approach (UTC) | 2024 Dec 26 19:04:36.758 |
| Minimum distance | 1.201 km |
| Height difference | 0.659 km |
| Relative speed | 14.678 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 66.6°N, 36.0°E |
| Height | 774 km |
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