| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | Cosmos 1503 |
| Spacetrack catalog number | 54475 | 14401 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 15:58 | 2024 Dec 23 03:27 |
| Time of closest approach (UTC) | 2024 Dec 27 10:45:01.477 |
| Minimum distance | 3.409 km |
| Height difference | 1.211 km |
| Relative speed | 4.927 km/s |
| Angle between velocity vectors | 39° |
| Geographic position | 49.9°S, 44.2°W |
| Height | 791 km |
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