| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | FENGYUN 1C DEB |
| Spacetrack catalog number | 12727 | 30415 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:41 | 2024 Dec 23 03:07 |
| Time of closest approach (UTC) | 2024 Dec 24 01:53:01.934 |
| Minimum distance | 4.867 km |
| Height difference | 2.860 km |
| Relative speed | 2.195 km/s |
| Angle between velocity vectors | 17° |
| Geographic position | 16.8°N, 71.3°W |
| Height | 981 km |
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