| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 | FENGYUN 1C DEB |
| Spacetrack catalog number | 17973 | 30475 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 28 11:33 | 2022 May 27 15:07 |
| Time of closest approach (UTC) | 2022 Jan 25 21:08:09.372 |
| Minimum distance | 1287.792 km |
| Height difference | -3.112 km |
| Relative speed | 12.104 km/s |
| Angle between velocity vectors | 110° |
| Geographic position | 67.7°S, 119.8°E |
| Height | 888 km |
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