| Primary satellite | Secondary satellite |
| Name | Cosmos 676 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 7434 | 30231 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:48 | 2024 Dec 22 15:05 |
| Time of closest approach (UTC) | 2024 Dec 25 06:44:55.532 |
| Minimum distance | 4.665 km |
| Height difference | 0.701 km |
| Relative speed | 14.719 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 66.3°S, 130.0°W |
| Height | 791 km |
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