| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Cosmos 1190 Rocket |
| Spacetrack catalog number | 35234 | 11870 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 01:06 | 2024 Dec 22 23:31 |
| Time of closest approach (UTC) | 2024 Dec 28 18:26:21.494 |
| Minimum distance | 4.132 km |
| Height difference | 4.087 km |
| Relative speed | 14.651 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 65.0°N, 144.3°W |
| Height | 777 km |
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