| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 41512 | 34114 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:50 | 2024 Dec 23 02:35 |
| Time of closest approach (UTC) | 2024 Dec 25 18:53:48.596 |
| Minimum distance | 2.181 km |
| Height difference | -1.895 km |
| Relative speed | 14.964 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 7.1°S, 33.6°W |
| Height | 732 km |
|