| Primary satellite | Secondary satellite |
| Name | Cosmos 1025 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 10974 | 31149 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Mar 20 17:36 | 2023 Mar 19 09:28 |
| Time of closest approach (UTC) | 2023 Feb 08 05:10:13.017 |
| Minimum distance | 130.466 km |
| Height difference | -32.259 km |
| Relative speed | 15.145 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 12.0°S, 18.2°W |
| Height | 620 km |
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