| Primary satellite | Secondary satellite |
| Name | Transit 2A | FENGYUN 1C DEB |
| Spacetrack catalog number | 45 | 29881 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2025 Apr 28 19:44 | 2025 Apr 28 22:20 |
| Time of closest approach (UTC) | 2024 Jul 19 23:35:14.621 |
| Minimum distance | 1854.297 km |
| Height difference | 312.590 km |
| Relative speed | 14.504 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 65.7°N, 177.9°W |
| Height | 905 km |
|