| Primary satellite | Secondary satellite |
| Name | CZ-2C R/B | FENGYUN 1C DEB |
| Spacetrack catalog number | 28480 | 30224 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 17 20:06 | 2021 Jan 17 20:51 |
| Time of closest approach (UTC) | 2020 Dec 04 10:24:46.394 |
| Minimum distance | 8.773 km |
| Height difference | 5.910 km |
| Relative speed | 6.127 km/s |
| Angle between velocity vectors | 49° |
| Geographic position | 80.3°S, 173.7°W |
| Height | 932 km |
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