| Primary satellite | Secondary satellite |
| Name | CZ-2C DEB | Cosmos 1544 Rocket |
| Spacetrack catalog number | 39205 | 14820 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:34 | 2024 Dec 22 22:32 |
| Time of closest approach (UTC) | 2024 Dec 24 23:23:46.737 |
| Minimum distance | 2.042 km |
| Height difference | 1.784 km |
| Relative speed | 8.061 km/s |
| Angle between velocity vectors | 64° |
| Geographic position | 75.6°N, 117.2°W |
| Height | 622 km |
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