| Primary satellite | Secondary satellite |
| Name | Cosmos 1943 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 19120 | 30403 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Oct 01 22:56 | 2023 Oct 01 21:19 |
| Time of closest approach (UTC) | 2023 Jun 12 09:24:33.724 |
| Minimum distance | 1042.217 km |
| Height difference | 39.066 km |
| Relative speed | 14.806 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 2.9°N, 15.4°W |
| Height | 825 km |
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