| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos- 1980 |
| Spacetrack catalog number | 30959 | 20301 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 11:11 | 2024 Dec 23 05:05 |
| Time of closest approach (UTC) | 2024 Dec 28 18:38:17.675 |
| Minimum distance | 3.415 km |
| Height difference | 2.957 km |
| Relative speed | 14.636 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 57.5°S, 97.5°W |
| Height | 850 km |
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