| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | NOAA 16 DEB |
| Spacetrack catalog number | 37530 | 41415 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 19 01:13 | 2024 Dec 22 11:59 |
| Time of closest approach (UTC) | 2024 Dec 24 12:41:21.514 |
| Minimum distance | 3.601 km |
| Height difference | 2.094 km |
| Relative speed | 14.868 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 13.3°S, 160.2°E |
| Height | 799 km |
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