| Primary satellite | Secondary satellite |
| Name | Cosmos 1943 Rocket | CSL-04 DEB |
| Spacetrack catalog number | 19120 | 26119 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Oct 01 22:56 | 2023 Oct 01 18:59 |
| Time of closest approach (UTC) | 2023 Jun 11 04:58:07.589 |
| Minimum distance | 1164.389 km |
| Height difference | 27.035 km |
| Relative speed | 9.710 km/s |
| Angle between velocity vectors | 81° |
| Geographic position | 63.0°N, 96.1°E |
| Height | 821 km |
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