| Primary satellite | Secondary satellite |
| Name | KKS-1 | COSMOS 2251 DEB |
| Spacetrack catalog number | 33499 | 34675 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Sep 15 04:37 | 2024 Sep 15 00:28 |
| Time of closest approach (UTC) | 2024 Aug 04 17:16:26.786 |
| Minimum distance | 3000.073 km |
| Height difference | 19.815 km |
| Relative speed | 14.039 km/s |
| Angle between velocity vectors | 138° |
| Geographic position | 44.8°S, 84.8°W |
| Height | 643 km |
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