| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | PLEIADES-NEO 4 |
| Spacetrack catalog number | 39554 | 49070 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 04:38 | 2024 Dec 23 08:26 |
| Time of closest approach (UTC) | 2024 Dec 27 13:42:00.679 |
| Minimum distance | 4.057 km |
| Height difference | 3.914 km |
| Relative speed | 15.054 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 9.0°N, 46.8°W |
| Height | 622 km |
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