| Primary satellite | Secondary satellite |
| Name | Cosmos 2061 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 20528 | 36236 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 15 15:52 | 2026 Jan 07 08:29 |
| Time of closest approach (UTC) | 2025 Dec 16 17:21:59.230 |
| Minimum distance | 5.364 km |
| Height difference | -2.072 km |
| Relative speed | 11.476 km/s |
| Angle between velocity vectors | 102° |
| Geographic position | 79.7°N, 13.7°W |
| Height | 985 km |
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