| Primary satellite | Secondary satellite |
| Name | Cosmos 372 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 4589 | 37591 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 25 18:44 | 2021 Jan 22 07:20 |
| Time of closest approach (UTC) | 2020 Dec 03 22:51:11.084 |
| Minimum distance | 50.004 km |
| Height difference | -0.604 km |
| Relative speed | 14.468 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 70.2°S, 47.0°W |
| Height | 790 km |
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