| Primary satellite | Secondary satellite |
| Name | Cosmos 1000 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 10777 | 31094 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 12:51 | 2024 Dec 22 14:25 |
| Time of closest approach (UTC) | 2024 Dec 23 23:28:02.527 |
| Minimum distance | 1.050 km |
| Height difference | 0.979 km |
| Relative speed | 12.583 km/s |
| Angle between velocity vectors | 117° |
| Geographic position | 80.5°N, 34.7°E |
| Height | 968 km |
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