| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Transit 4A |
| Spacetrack catalog number | 30994 | 116 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:07 | 2024 Dec 22 19:57 |
| Time of closest approach (UTC) | 2024 Dec 25 13:02:38.838 |
| Minimum distance | 3.076 km |
| Height difference | -2.942 km |
| Relative speed | 12.620 km/s |
| Angle between velocity vectors | 117° |
| Geographic position | 66.9°S, 104.1°E |
| Height | 893 km |
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