| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Cosmos 1378 Rocket |
| Spacetrack catalog number | 36203 | 13272 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 18 23:24 | 2024 Dec 22 16:44 |
| Time of closest approach (UTC) | 2024 Dec 24 17:20:34.010 |
| Minimum distance | 3.216 km |
| Height difference | -2.146 km |
| Relative speed | 15.163 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 31.6°N, 86.7°E |
| Height | 602 km |
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