| Primary satellite | Secondary satellite |
| Name | Nadezhda 4 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 23180 | 30683 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Mar 25 22:27 | 2023 Mar 25 09:27 |
| Time of closest approach (UTC) | 2023 Feb 03 06:31:00.524 |
| Minimum distance | 191.715 km |
| Height difference | 21.361 km |
| Relative speed | 14.648 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 65.5°S, 164.9°E |
| Height | 976 km |
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