| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | GAOFEN 3 03 |
| Spacetrack catalog number | 35031 | 52200 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 05:55 | 2024 Dec 23 03:36 |
| Time of closest approach (UTC) | 2024 Dec 24 08:54:36.496 |
| Minimum distance | 4.701 km |
| Height difference | -4.692 km |
| Relative speed | 14.895 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 34.1°S, 48.1°W |
| Height | 770 km |
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