| Primary satellite | Secondary satellite |
| Name | CZ-2C R/B | FENGYUN 1C DEB |
| Spacetrack catalog number | 31114 | 36699 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 25 18:57 | 2021 Jan 25 19:37 |
| Time of closest approach (UTC) | 2020 Dec 03 22:02:21.172 |
| Minimum distance | 8.075 km |
| Height difference | -5.202 km |
| Relative speed | 14.657 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 0.0°S, 136.5°E |
| Height | 860 km |
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