| Primary satellite | Secondary satellite |
| Name | CZ-4B DEB | deb Kosmos-1275 |
| Spacetrack catalog number | 27433 | 12669 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 17:01 | 2024 Dec 22 18:01 |
| Time of closest approach (UTC) | 2024 Dec 28 20:28:06.515 |
| Minimum distance | 2.623 km |
| Height difference | 2.618 km |
| Relative speed | 14.844 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 63.4°S, 13.6°E |
| Height | 868 km |
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