| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 2506 |
| Spacetrack catalog number | 30382 | 40699 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:45 | 2024 Dec 23 08:42 |
| Time of closest approach (UTC) | 2024 Dec 25 14:49:33.837 |
| Minimum distance | 1.800 km |
| Height difference | -0.643 km |
| Relative speed | 0.642 km/s |
| Angle between velocity vectors | 5° |
| Geographic position | 80.4°S, 148.9°E |
| Height | 744 km |
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