| Primary satellite | Secondary satellite |
| Name | Cosmos 1892 | FENGYUN 1C DEB |
| Spacetrack catalog number | 18421 | 31711 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Feb 25 04:29 | 2021 Feb 25 13:12 |
| Time of closest approach (UTC) | 2021 Jan 25 01:40:16.977 |
| Minimum distance | 26.444 km |
| Height difference | -1.029 km |
| Relative speed | 15.248 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 39.5°N, 89.3°W |
| Height | 511 km |
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