| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | DELTA 1 DEB |
| Spacetrack catalog number | 31503 | 37643 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 06:29 | 2024 Dec 19 21:11 |
| Time of closest approach (UTC) | 2024 Dec 28 08:46:44.773 |
| Minimum distance | 4.741 km |
| Height difference | -3.471 km |
| Relative speed | 14.197 km/s |
| Angle between velocity vectors | 144° |
| Geographic position | 57.9°N, 140.4°E |
| Height | 810 km |
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