| Primary satellite | Secondary satellite |
| Name | TRAILBLAZER | FENGYUN 1C DEB |
| Spacetrack catalog number | 27609 | 31281 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 23:41 | 2024 Dec 22 17:18 |
| Time of closest approach (UTC) | 2024 Dec 23 17:07:36.780 |
| Minimum distance | 4.879 km |
| Height difference | -2.056 km |
| Relative speed | 12.156 km/s |
| Angle between velocity vectors | 107° |
| Geographic position | 64.7°S, 126.3°E |
| Height | 636 km |
|