| Primary satellite | Secondary satellite |
| Name | Gurwin Techsat 1B | FENGYUN 1C DEB |
| Spacetrack catalog number | 25397 | 31820 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2025 Jun 22 09:45 | 2025 Jun 21 20:45 |
| Time of closest approach (UTC) | 2024 Apr 27 15:11:45.530 |
| Minimum distance | 5259.312 km |
| Height difference | -284.524 km |
| Relative speed | 14.568 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 52.0°N, 169.0°W |
| Height | 821 km |
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