| Primary satellite | Secondary satellite |
| Name | Cosmos 1602 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 15332 | 31805 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 13 14:44 | 2026 Jan 10 05:41 |
| Time of closest approach (UTC) | 2025 Dec 19 12:08:24.343 |
| Minimum distance | 2.787 km |
| Height difference | -2.206 km |
| Relative speed | 15.225 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 73.9°N, 82.7°W |
| Height | 631 km |
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