| Primary satellite | Secondary satellite |
| Name | Cosmos 968 Rocket | COSMOS 2251 DEB |
| Spacetrack catalog number | 10521 | 33938 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Oct 01 21:43 | 2023 Oct 01 16:57 |
| Time of closest approach (UTC) | 2023 Jun 07 18:51:43.796 |
| Minimum distance | 4450.272 km |
| Height difference | 4.658 km |
| Relative speed | 9.819 km/s |
| Angle between velocity vectors | 82° |
| Geographic position | 52.9°N, 31.8°E |
| Height | 750 km |
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