| Primary satellite | Secondary satellite |
| Name | Transit 2A Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 47 | 30172 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 18 21:45 | 2026 Jan 18 21:59 |
| Time of closest approach (UTC) | 2025 Dec 16 23:39:12.712 |
| Minimum distance | 19.388 km |
| Height difference | -3.577 km |
| Relative speed | 14.269 km/s |
| Angle between velocity vectors | 151° |
| Geographic position | 56.1°N, 124.1°W |
| Height | 898 km |
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