| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | SENTINEL-2C |
| Spacetrack catalog number | 35433 | 60989 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 18 02:11 | 2024 Dec 23 04:39 |
| Time of closest approach (UTC) | 2024 Dec 28 03:56:13.745 |
| Minimum distance | 3.753 km |
| Height difference | 3.746 km |
| Relative speed | 14.880 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 26.3°N, 85.7°W |
| Height | 788 km |
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