| Primary satellite | Secondary satellite |
| Name | TRAILBLAZER | VRSS-1 |
| Spacetrack catalog number | 27609 | 38782 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 23:41 | 2024 Dec 23 04:52 |
| Time of closest approach (UTC) | 2024 Dec 28 16:33:38.604 |
| Minimum distance | 4.501 km |
| Height difference | -4.421 km |
| Relative speed | 14.825 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 24.6°N, 9.4°E |
| Height | 654 km |
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