| Primary satellite | Secondary satellite |
| Name | Cosmos 1812 | FENGYUN 1C DEB |
| Spacetrack catalog number | 17295 | 31852 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 Jun 30 21:01 | 2022 Jun 30 07:05 |
| Time of closest approach (UTC) | 2022 May 26 02:21:26.512 |
| Minimum distance | 109.540 km |
| Height difference | -13.689 km |
| Relative speed | 15.367 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 55.1°N, 57.8°E |
| Height | 524 km |
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