| Primary satellite | Secondary satellite |
| Name | OPAL | FENGYUN 1C DEB |
| Spacetrack catalog number | 26063 | 30127 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Mar 05 17:26 | 2021 Mar 05 18:54 |
| Time of closest approach (UTC) | 2021 Jan 23 04:54:07.081 |
| Minimum distance | 228.747 km |
| Height difference | 4.873 km |
| Relative speed | 5.890 km/s |
| Angle between velocity vectors | 46° |
| Geographic position | 79.5°S, 161.3°W |
| Height | 788 km |
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