| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Cosmos 1452 Rocket |
| Spacetrack catalog number | 31663 | 13992 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 11:19 | 2024 Dec 22 12:24 |
| Time of closest approach (UTC) | 2024 Dec 29 01:51:58.338 |
| Minimum distance | 4.588 km |
| Height difference | 1.320 km |
| Relative speed | 13.233 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 74.1°N, 39.8°W |
| Height | 779 km |
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