| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 1176 COOLANT |
| Spacetrack catalog number | 30760 | 27568 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:45 | 2024 Dec 16 21:34 |
| Time of closest approach (UTC) | 2024 Dec 29 01:28:24.363 |
| Minimum distance | 2.758 km |
| Height difference | 0.974 km |
| Relative speed | 13.907 km/s |
| Angle between velocity vectors | 139° |
| Geographic position | 60.2°S, 100.0°W |
| Height | 881 km |
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