| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Tiros 10 |
| Spacetrack catalog number | 39586 | 1430 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 21 02:55 | 2024 Dec 22 23:03 |
| Time of closest approach (UTC) | 2024 Dec 29 21:31:43.806 |
| Minimum distance | 3.950 km |
| Height difference | -3.466 km |
| Relative speed | 3.693 km/s |
| Angle between velocity vectors | 29° |
| Geographic position | 30.9°S, 60.7°E |
| Height | 766 km |
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