| Primary satellite | Secondary satellite |
| Name | Sapphire | FENGYUN 1C DEB |
| Spacetrack catalog number | 26932 | 31041 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 23:18 | 2024 Dec 22 23:19 |
| Time of closest approach (UTC) | 2024 Dec 24 00:12:21.379 |
| Minimum distance | 4.054 km |
| Height difference | -2.222 km |
| Relative speed | 14.653 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 49.5°S, 82.6°E |
| Height | 802 km |
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