{
  "experiment_id": "course-04/grazing-refraction",
  "source": "original-report",
  "tables": [
    {
      "headers": [
        "次数",
        "θ₁",
        "θ₂",
        "θ₃",
        "θ₄"
      ],
      "rows": [
        [
          "1",
          "100°55′",
          "280°58′",
          "62°12′",
          "242°13′"
        ],
        [
          "2",
          "90°59′",
          "271°01′",
          "51°10′",
          "231°11′"
        ],
        [
          "3",
          "329°12′",
          "149°12′",
          "288°47′",
          "108°46′"
        ],
        [
          "4",
          "208°18′",
          "28°21′",
          "168°13′",
          "348°16′"
        ],
        [
          "5",
          "269°26′",
          "89°25′",
          "229°27′",
          "49°27′"
        ]
      ]
    }
  ],
  "analysis": {
    "angle_mean_deg": 39.80833333333334,
    "type_a_arcmin": 17.179202542609556,
    "liquid_index": 1.4033612379344735,
    "per_trial_deg": [
      38.73333333333332,
      39.82499999999999,
      40.424999999999976,
      40.08333333333336,
      39.97500000000001
    ]
  },
  "input_hashes": {
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    "experiments/course-04/grazing-refraction/data/observations-01.csv": "f13068bbe04d8987b920eda4e9dc5020bd19b1fe25a80564964daab5cdb9dbe3",
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}