| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | NOAA 16 DEB |
| Spacetrack catalog number | 33762 | 41516 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:49 | 2024 Dec 19 16:37 |
| Time of closest approach (UTC) | 2024 Dec 24 10:34:46.233 |
| Minimum distance | 1.043 km |
| Height difference | -0.804 km |
| Relative speed | 14.639 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 66.6°S, 155.2°W |
| Height | 812 km |
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