| Primary satellite | Secondary satellite |
| Name | Meteor 2-21 | FENGYUN 1C DEB |
| Spacetrack catalog number | 22782 | 30523 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Nov 17 20:17 | 2025 Nov 17 17:35 |
| Time of closest approach (UTC) | 2025 Oct 10 21:00:47.541 |
| Minimum distance | 36.518 km |
| Height difference | 1.323 km |
| Relative speed | 13.393 km/s |
| Angle between velocity vectors | 132° |
| Geographic position | 81.4°N, 142.7°W |
| Height | 967 km |
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