| Primary satellite | Secondary satellite |
| Name | TRAILBLAZER | HJ-2A |
| Spacetrack catalog number | 27609 | 46478 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 23:41 | 2024 Dec 23 04:17 |
| Time of closest approach (UTC) | 2024 Dec 24 19:50:21.203 |
| Minimum distance | 4.293 km |
| Height difference | -0.109 km |
| Relative speed | 13.155 km/s |
| Angle between velocity vectors | 122° |
| Geographic position | 63.9°N, 116.5°W |
| Height | 651 km |
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