| Primary satellite | Secondary satellite |
| Name | Cosmos 1812 | FENGYUN 1C DEB |
| Spacetrack catalog number | 17295 | 32097 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 Jun 30 21:01 | 2022 Jun 30 23:34 |
| Time of closest approach (UTC) | 2022 May 27 15:36:24.646 |
| Minimum distance | 1781.635 km |
| Height difference | 2.605 km |
| Relative speed | 3.873 km/s |
| Angle between velocity vectors | 29° |
| Geographic position | 41.2°S, 40.2°E |
| Height | 527 km |
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