| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Cosmos 1174 |
| Spacetrack catalog number | 38725 | 11765 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 06:26 | 2024 Dec 22 21:40 |
| Time of closest approach (UTC) | 2024 Dec 28 04:05:53.048 |
| Minimum distance | 2.500 km |
| Height difference | 0.063 km |
| Relative speed | 14.719 km/s |
| Angle between velocity vectors | 165° |
| Geographic position | 4.3°S, 47.2°W |
| Height | 801 km |
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