| Primary satellite | Secondary satellite |
| Name | Cosmos 1331 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 13028 | 30295 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Dec 02 01:35 | 2023 Dec 01 18:35 |
| Time of closest approach (UTC) | 2023 Oct 05 13:08:04.302 |
| Minimum distance | 4.820 km |
| Height difference | -4.668 km |
| Relative speed | 14.634 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 68.0°S, 122.1°E |
| Height | 788 km |
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