| Primary satellite | Secondary satellite |
| Name | Cosmos 968 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 10521 | 30862 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 13 00:52 | 2026 Jan 12 05:04 |
| Time of closest approach (UTC) | 2025 Dec 19 11:23:15.030 |
| Minimum distance | 76.865 km |
| Height difference | -3.615 km |
| Relative speed | 14.894 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 42.7°S, 2.0°W |
| Height | 761 km |
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