| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 17974 | 30062 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Sep 29 23:58 | 2023 Sep 30 00:38 |
| Time of closest approach (UTC) | 2023 Jun 12 21:13:35.219 |
| Minimum distance | 152.329 km |
| Height difference | 3.193 km |
| Relative speed | 14.483 km/s |
| Angle between velocity vectors | 153° |
| Geographic position | 61.6°N, 162.4°E |
| Height | 850 km |
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