| Primary satellite | Secondary satellite |
| Name | COSMOS 2428 | COSMOS 2251 DEB |
| Spacetrack catalog number | 31792 | 33826 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Oct 01 04:31 | 2023 Sep 30 18:42 |
| Time of closest approach (UTC) | 2023 Jun 09 00:01:24.949 |
| Minimum distance | 3792.082 km |
| Height difference | -34.314 km |
| Relative speed | 14.430 km/s |
| Angle between velocity vectors | 153° |
| Geographic position | 12.9°S, 78.9°E |
| Height | 851 km |
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