| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 1867 COOLANT |
| Spacetrack catalog number | 30231 | 39663 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 15:05 | 2024 Dec 19 13:18 |
| Time of closest approach (UTC) | 2024 Dec 28 06:22:55.947 |
| Minimum distance | 4.712 km |
| Height difference | 0.018 km |
| Relative speed | 5.615 km/s |
| Angle between velocity vectors | 44° |
| Geographic position | 38.8°S, 137.9°W |
| Height | 786 km |
|