| Primary satellite | Secondary satellite |
| Name | Okean 1-7 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 23318 | 31917 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 17 20:12 | 2026 Jan 14 06:24 |
| Time of closest approach (UTC) | 2025 Dec 17 01:32:14.566 |
| Minimum distance | 7.190 km |
| Height difference | -1.127 km |
| Relative speed | 15.115 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 74.1°S, 94.7°W |
| Height | 659 km |
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