| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Okean 2 Rocket |
| Spacetrack catalog number | 31877 | 20511 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 21:23 | 2024 Dec 22 19:55 |
| Time of closest approach (UTC) | 2024 Dec 23 23:50:35.502 |
| Minimum distance | 4.197 km |
| Height difference | 2.405 km |
| Relative speed | 11.128 km/s |
| Angle between velocity vectors | 95° |
| Geographic position | 78.8°N, 134.9°W |
| Height | 623 km |
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