| Primary satellite | Secondary satellite |
| Name | deb Kosmos-1275 | FENGYUN 1C DEB |
| Spacetrack catalog number | 17618 | 29959 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 15:14 | 2024 Dec 23 01:47 |
| Time of closest approach (UTC) | 2024 Dec 23 17:12:40.962 |
| Minimum distance | 4.343 km |
| Height difference | 4.342 km |
| Relative speed | 14.771 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 36.6°N, 34.8°E |
| Height | 902 km |
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