| Primary satellite | Secondary satellite |
| Name | Transit 4A | FENGYUN 1C DEB |
| Spacetrack catalog number | 116 | 29781 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Sep 12 14:32 | 2024 Sep 12 11:24 |
| Time of closest approach (UTC) | 2024 Aug 12 08:05:10.514 |
| Minimum distance | 135.444 km |
| Height difference | -4.084 km |
| Relative speed | 13.294 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 66.1°S, 57.0°W |
| Height | 958 km |
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