| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 | FENGYUN 1C DEB |
| Spacetrack catalog number | 17973 | 32453 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 27 04:59 | 2022 May 27 21:09 |
| Time of closest approach (UTC) | 2022 Jan 23 22:26:47.765 |
| Minimum distance | 3418.380 km |
| Height difference | 4.656 km |
| Relative speed | 11.728 km/s |
| Angle between velocity vectors | 104° |
| Geographic position | 66.9°N, 77.2°W |
| Height | 839 km |
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