| Primary satellite | Secondary satellite |
| Name | Nadezhda 2 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 20509 | 31913 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 18:40 | 2024 Dec 22 05:37 |
| Time of closest approach (UTC) | 2024 Dec 26 13:56:30.008 |
| Minimum distance | 2.127 km |
| Height difference | -0.064 km |
| Relative speed | 14.698 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 72.4°N, 58.2°W |
| Height | 976 km |
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