| Primary satellite | Secondary satellite |
| Name | SENTINEL 2A | COSMOS 2251 DEB |
| Spacetrack catalog number | 40697 | 35433 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:00 | 2024 Dec 18 02:11 |
| Time of closest approach (UTC) | 2024 Dec 28 03:55:59.546 |
| Minimum distance | 4.641 km |
| Height difference | -3.971 km |
| Relative speed | 14.880 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 27.2°N, 85.9°W |
| Height | 792 km |
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