| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Cosmos 1954 Rocket |
| Spacetrack catalog number | 33678 | 19257 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 13:47 | 2024 Dec 22 22:06 |
| Time of closest approach (UTC) | 2024 Dec 23 20:24:50.581 |
| Minimum distance | 1.887 km |
| Height difference | 1.811 km |
| Relative speed | 14.840 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 50.5°S, 5.9°E |
| Height | 782 km |
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