| Primary satellite | Secondary satellite |
| Name | Cosmos 1980 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 19650 | 30827 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 19 14:40 | 2021 Jan 19 18:34 |
| Time of closest approach (UTC) | 2020 Dec 06 19:40:38.754 |
| Minimum distance | 7.011 km |
| Height difference | -2.306 km |
| Relative speed | 6.940 km/s |
| Angle between velocity vectors | 56° |
| Geographic position | 58.5°N, 109.8°W |
| Height | 839 km |
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