| Primary satellite | Secondary satellite |
| Name | Cosmos 1980 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 19650 | 30231 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 19 14:40 | 2021 Jan 19 20:38 |
| Time of closest approach (UTC) | 2020 Dec 08 04:06:23.091 |
| Minimum distance | 52.252 km |
| Height difference | -0.683 km |
| Relative speed | 14.539 km/s |
| Angle between velocity vectors | 155° |
| Geographic position | 63.3°N, 137.3°W |
| Height | 846 km |
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