| Primary satellite | Secondary satellite |
| Name | Cosmos 1980 | FENGYUN 1C DEB |
| Spacetrack catalog number | 19649 | 31484 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Apr 20 04:26 | 2025 Apr 14 18:15 |
| Time of closest approach (UTC) | 2024 Jun 20 23:58:34.591 |
| Minimum distance | 230.278 km |
| Height difference | -35.111 km |
| Relative speed | 14.803 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 52.5°S, 154.3°E |
| Height | 860 km |
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