| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 41152 | 33948 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 05:26 | 2024 Dec 23 03:01 |
| Time of closest approach (UTC) | 2024 Dec 25 01:27:02.659 |
| Minimum distance | 3.226 km |
| Height difference | -1.757 km |
| Relative speed | 13.500 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 74.0°S, 19.5°E |
| Height | 813 km |
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