| Primary satellite | Secondary satellite |
| Name | SJ-11-01 | FENGYUN 1C DEB |
| Spacetrack catalog number | 36088 | 36732 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 24 09:51 | 2021 Jan 23 21:41 |
| Time of closest approach (UTC) | 2020 Dec 08 07:55:11.962 |
| Minimum distance | 33.316 km |
| Height difference | -0.896 km |
| Relative speed | 14.777 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 21.2°S, 176.7°E |
| Height | 701 km |
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