| Primary satellite | Secondary satellite |
| Name | Cosmos 1269 | COSMOS 2251 DEB |
| Spacetrack catalog number | 12442 | 34582 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:15 | 2024 Dec 22 16:21 |
| Time of closest approach (UTC) | 2024 Dec 24 06:18:01.339 |
| Minimum distance | 4.773 km |
| Height difference | 1.213 km |
| Relative speed | 7.403 km/s |
| Angle between velocity vectors | 60° |
| Geographic position | 71.6°S, 38.1°W |
| Height | 801 km |
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