| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | deb Kosmos-249 |
| Spacetrack catalog number | 41652 | 3584 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 00:45 | 2024 Dec 23 01:48 |
| Time of closest approach (UTC) | 2024 Dec 25 12:42:19.066 |
| Minimum distance | 4.968 km |
| Height difference | -3.682 km |
| Relative speed | 14.645 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 1.1°S, 162.4°E |
| Height | 815 km |
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