{
  "project": "Mars Mast Cam Stereo 001",
  "chunk_id": 6,
  "component_id": 4,
  "source_cameras": 284,
  "aligned_cameras": 186,
  "tie_points": 406805,
  "tie_points_displayed": 40000,
  "presentation_rotation": [
    [
      -0.9974673202343074,
      0.0027226489905452845,
      0.07107413205283893
    ],
    [
      0.026293208780053194,
      -0.9143675452731536,
      0.404030517811707
    ],
    [
      0.06608791293904381,
      0.4048760048874493,
      0.9119801579144908
    ]
  ],
  "presentation_origin": [
    6.357842922210693,
    0.1070069968700409,
    -8.425043106079102
  ],
  "presentation_uniform_scale": 0.1234275632197942,
  "mesh_status": "Active model 2 unavailable. Stale model 0 excluded due to coordinate mismatch.",
  "notes": "Separate chunk 6: 186 aligned cameras and 406,805 saved tie points. Active model 2 could not be transferred; an older mesh with incompatible coordinates is deliberately excluded. This scene is not merged with the 22-camera mesh-bearing chunk."
}