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    "frame": 1,
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    "rail_end_margin_mm": 37.29999850988388,
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    "frame": 31,
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    "Y_screw_rad": -157.07965087890625,
    "expected_rad": -157.07963502015858
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  {
    "frame": 61,
    "Y_mm": 100.00000149011612,
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    "Z_mm": 12.000000104308128,
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    "Y_screw_rad": -157.07965087890625,
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  },
  {
    "frame": 91,
    "Y_mm": -100.00000149011612,
    "X_mm": 100.00000149011612,
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    "rail_end_margin_mm": 37.29999850988388,
    "nut_support_margin_mm": 25.99999850988388,
    "Y_screw_rad": 157.07965087890625,
    "expected_rad": 157.07963502015858
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  {
    "frame": 121,
    "Y_mm": -100.00000149011612,
    "X_mm": -100.00000149011612,
    "Z_mm": 0.0,
    "rail_end_margin_mm": 37.29999850988388,
    "nut_support_margin_mm": 25.99999850988388,
    "Y_screw_rad": 157.07965087890625,
    "expected_rad": 157.07963502015858
  }
]