| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Cosmos 1308 Rocket |
| Spacetrack catalog number | 31275 | 12836 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:31 | 2024 Dec 23 02:22 |
| Time of closest approach (UTC) | 2024 Dec 28 21:48:03.446 |
| Minimum distance | 2.869 km |
| Height difference | 2.469 km |
| Relative speed | 13.872 km/s |
| Angle between velocity vectors | 141° |
| Geographic position | 81.1°N, 108.6°W |
| Height | 972 km |
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