| Primary satellite | Secondary satellite |
| Name | Cosmos 1300 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 12786 | 35140 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 19:11 | 2024 Dec 21 05:17 |
| Time of closest approach (UTC) | 2024 Dec 29 12:18:23.480 |
| Minimum distance | 1.233 km |
| Height difference | 1.165 km |
| Relative speed | 11.952 km/s |
| Angle between velocity vectors | 104° |
| Geographic position | 79.9°S, 163.5°W |
| Height | 640 km |
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