| Primary satellite | Secondary satellite |
| Name | Cosmos 1241 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 12150 | 40695 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Sep 06 13:30 | 2024 Aug 15 08:52 |
| Time of closest approach (UTC) | 2024 Aug 05 00:51:59.490 |
| Minimum distance | 1.149 km |
| Height difference | 0.752 km |
| Relative speed | 14.554 km/s |
| Angle between velocity vectors | 165° |
| Geographic position | 13.3°N, 126.7°E |
| Height | 937 km |
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