| Primary satellite | Secondary satellite |
| Name | RS-44 | Cosmos 2143 Rocket |
| Spacetrack catalog number | 44909 | 21305 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Sep 26 13:05 | 2023 Sep 26 17:55 |
| Time of closest approach (UTC) | 2023 Jun 01 08:56:01.450 |
| Minimum distance | 65.119 km |
| Height difference | -1.059 km |
| Relative speed | 6.029 km/s |
| Angle between velocity vectors | 50° |
| Geographic position | 81.7°N, 91.4°E |
| Height | 1462 km |
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