| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 41256 | 34035 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 09:22 | 2024 Dec 23 06:37 |
| Time of closest approach (UTC) | 2024 Dec 26 21:33:55.861 |
| Minimum distance | 17.657 km |
| Height difference | 0.054 km |
| Relative speed | 8.949 km/s |
| Angle between velocity vectors | 74° |
| Geographic position | 68.6°S, 179.0°W |
| Height | 765 km |
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