| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 1867 COOLANT |
| Spacetrack catalog number | 30056 | 39662 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:33 | 2024 Dec 17 13:45 |
| Time of closest approach (UTC) | 2024 Dec 30 00:20:31.791 |
| Minimum distance | 3.945 km |
| Height difference | 3.508 km |
| Relative speed | 14.668 km/s |
| Angle between velocity vectors | 155° |
| Geographic position | 45.5°N, 116.2°E |
| Height | 791 km |
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