| Primary satellite | Secondary satellite |
| Name | TRAILBLAZER | PROX-1 |
| Spacetrack catalog number | 27609 | 44339 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 23:41 | 2024 Dec 22 16:13 |
| Time of closest approach (UTC) | 2024 Dec 30 01:10:08.344 |
| Minimum distance | 1.824 km |
| Height difference | -0.145 km |
| Relative speed | 10.158 km/s |
| Angle between velocity vectors | 85° |
| Geographic position | 12.2°S, 106.9°W |
| Height | 647 km |
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