| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 56241 | 34967 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2026 Jan 17 04:23 | 2026 Jan 12 05:13 |
| Time of closest approach (UTC) | 2025 Dec 06 04:23:00.512 |
| Minimum distance | 542.324 km |
| Height difference | -4.399 km |
| Relative speed | 14.449 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 63.8°N, 103.8°W |
| Height | 742 km |
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