| Primary satellite | Secondary satellite |
| Name | OPAL | FENGYUN 1C DEB |
| Spacetrack catalog number | 26063 | 30540 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Mar 05 17:26 | 2021 Mar 05 16:17 |
| Time of closest approach (UTC) | 2021 Jan 23 08:46:57.591 |
| Minimum distance | 14.379 km |
| Height difference | 3.338 km |
| Relative speed | 14.678 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 22.4°N, 31.3°E |
| Height | 798 km |
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