| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | deb Kosmos-252 |
| Spacetrack catalog number | 41667 | 18648 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 11:56 | 2024 Dec 22 16:24 |
| Time of closest approach (UTC) | 2024 Dec 28 14:01:56.886 |
| Minimum distance | 3.822 km |
| Height difference | -3.791 km |
| Relative speed | 13.701 km/s |
| Angle between velocity vectors | 131° |
| Geographic position | 59.6°S, 165.8°E |
| Height | 816 km |
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