| Primary satellite | Secondary satellite |
| Name | OPAL | FENGYUN 1C DEB |
| Spacetrack catalog number | 26063 | 35233 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Mar 05 17:26 | 2021 Mar 05 10:01 |
| Time of closest approach (UTC) | 2021 Jan 18 20:16:34.058 |
| Minimum distance | 35.438 km |
| Height difference | 1.822 km |
| Relative speed | 14.414 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 49.5°N, 149.8°W |
| Height | 802 km |
|