{
  "schema": "AVAR_SOURCE_CALCULATIONS_220",
  "massKg": 7.05e+24,
  "G": 6.6743e-11,
  "ellipsoidPublished": {
    "aKm": 6705,
    "bKm": 6665,
    "flattening": 0.005965697240865026,
    "volumeRadiusKm": 6691.64006423026,
    "surfaceKm2": 562701115.8014143,
    "volumeKm3": 1255123113798.9854,
    "densityKgM3": 5616.978862464878,
    "gravityAtEquatorMps2": 10.466398744133981,
    "centrifugalEquatorMps2": 0.0277426036333285,
    "escapeAtEquatorKms": 11.8471265359511,
    "equatorKm": 42128.75748463913,
    "periodSeconds": 97680
  },
  "ellipsoidHydrostaticProposal": {
    "aKm": 6696.076622276434,
    "bKm": 6677.863293863842,
    "flattening": 0.0027200000000000284,
    "volumeRadiusKm": 6689.999999999997,
    "surfaceKm2": 562422481.9282745,
    "volumeKm3": 1254200479872.905,
    "densityKgM3": 5621.110909409327,
    "gravityAtEquatorMps2": 10.494312958823096,
    "centrifugalEquatorMps2": 0.027705682271470872,
    "escapeAtEquatorKms": 11.85501781275996,
    "equatorKm": 42072.69024883601,
    "periodSeconds": 97680
  },
  "rendererChoice": "Rayons publiés 6705 / 6665 km ; modèle hydrostatique .00272 conservé comme proposition distincte.",
  "day": {
    "localHours": 27,
    "earthSecondsApprox": 97680,
    "note": "27 h 08 min terrestres, valeur approximative de la fiche ; pas 27 heures SI exactes."
  },
  "obliquity": {
    "current478Deg": 22.8,
    "olderPublishedDeg": 24.8,
    "source": "Constellations-2.docx / FRAME-1",
    "tropicsDeg": [
      -22.8,
      22.8
    ],
    "polarCirclesDeg": [
      -67.2,
      67.2
    ],
    "note": "Limites géométriques liées au plan orbital ; ce ne sont pas des frontières climatiques ni un modèle des trois soleils."
  },
  "map": {
    "sourceWidth": 1925,
    "sourceHeight": 817,
    "referenceWidth": 1536,
    "referenceHeight": 652,
    "textureWidth": 2048,
    "textureHeight": 1024,
    "reference": "OBS-GEO-1 : longitude 360*x/1536-180 ; latitude 90-180*y/652",
    "assumption": "Lecture équirectangulaire de travail ; pas de métadonnées géodésiques officielles.",
    "meridian": "Bord gauche -180°, bord droit +180°, centre 0° ; sans lien avec AKI-478 céleste.",
    "sourceEquatorialPixelKm": 21.885068823189158,
    "sourceMeridionalPixelKm": 25.724914140166113,
    "seam": "Bords originaux préservés ; raccord artistique non corrigé. Pôles cartographiques, sans calotte reconstituée."
  },
  "ocean": {
    "publishedModernPercent": [
      64,
      67
    ],
    "derivedModernAreaKm2": [
      360128714.11290514,
      377009747.58694756
    ],
    "measuredFromImagePercent": null,
    "pre300Percent": null,
    "note": "La couleur de cette illustration ne sépare pas de manière fiable océan, glace, nuages et rivière ; aucune mesure de couverture déduite."
  },
  "naerKhar": {
    "altitudeM": 4650,
    "altitudeStatus": "Proposition OBS-SITE-1",
    "sphericalHorizonKm": 249.3611514686669,
    "geometricDipDeg": 2.1356265401609957,
    "seaLevelPressureKpa": 112,
    "pressureKpa": null,
    "note": "Horizon géométrique sans réfraction ; pas de pression recalculée sans profil atmosphérique."
  },
  "distances": {
    "method": "Arc de grand cercle sur sphère R=6690 km, sans relief ; approximation, pas géodésique ellipsoïdale.",
    "pairs": [
      {
        "fromId": "O1",
        "toId": "O2",
        "km": 2995.7165645821265
      },
      {
        "fromId": "O1",
        "toId": "O3",
        "km": 5202.1240144871235
      },
      {
        "fromId": "O1",
        "toId": "O4",
        "km": 6182.7928550153765
      },
      {
        "fromId": "O1",
        "toId": "O5",
        "km": 20087.6408681061
      },
      {
        "fromId": "O1",
        "toId": "O6",
        "km": 10909.377465733287
      },
      {
        "fromId": "O1",
        "toId": "O7",
        "km": 16621.208580611248
      },
      {
        "fromId": "O1",
        "toId": "O8",
        "km": 9571.035575327207
      },
      {
        "fromId": "O1",
        "toId": "O9",
        "km": 9274.90443674407
      },
      {
        "fromId": "O2",
        "toId": "O3",
        "km": 7414.4204618597105
      },
      {
        "fromId": "O2",
        "toId": "O4",
        "km": 6959.690776338093
      },
      {
        "fromId": "O2",
        "toId": "O5",
        "km": 18688.038435757593
      },
      {
        "fromId": "O2",
        "toId": "O6",
        "km": 13902.806988069438
      },
      {
        "fromId": "O2",
        "toId": "O7",
        "km": 18877.36308125641
      },
      {
        "fromId": "O2",
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        "km": 8094.828110363025
      },
      {
        "fromId": "O2",
        "toId": "O9",
        "km": 10834.173697679424
      },
      {
        "fromId": "O3",
        "toId": "O4",
        "km": 3119.1182851962676
      },
      {
        "fromId": "O3",
        "toId": "O5",
        "km": 15713.878212376625
      },
      {
        "fromId": "O3",
        "toId": "O6",
        "km": 7833.107344587722
      },
      {
        "fromId": "O3",
        "toId": "O7",
        "km": 13755.103355847657
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      {
        "fromId": "O3",
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        "km": 14713.760670663254
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      {
        "fromId": "O3",
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        "km": 11183.835903938576
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      {
        "fromId": "O4",
        "toId": "O5",
        "km": 15285.793206207414
      },
      {
        "fromId": "O4",
        "toId": "O6",
        "km": 10374.582475301424
      },
      {
        "fromId": "O4",
        "toId": "O7",
        "km": 15248.16805740951
      },
      {
        "fromId": "O4",
        "toId": "O8",
        "km": 15044.580837998163
      },
      {
        "fromId": "O4",
        "toId": "O9",
        "km": 14178.872757390076
      },
      {
        "fromId": "O5",
        "toId": "O6",
        "km": 9356.36788554446
      },
      {
        "fromId": "O5",
        "toId": "O7",
        "km": 3487.098325694387
      },
      {
        "fromId": "O5",
        "toId": "O8",
        "km": 11340.808994263383
      },
      {
        "fromId": "O5",
        "toId": "O9",
        "km": 10878.352328942488
      },
      {
        "fromId": "O6",
        "toId": "O7",
        "km": 6199.886598138249
      },
      {
        "fromId": "O6",
        "toId": "O8",
        "km": 14014.845382072326
      },
      {
        "fromId": "O6",
        "toId": "O9",
        "km": 6901.512249251639
      },
      {
        "fromId": "O7",
        "toId": "O8",
        "km": 11602.883169582547
      },
      {
        "fromId": "O7",
        "toId": "O9",
        "km": 8047.863070063943
      },
      {
        "fromId": "O8",
        "toId": "O9",
        "km": 7157.849759254127
      }
    ]
  },
  "chronology": [
    {
      "date": "299 NC",
      "centralLand": "continu",
      "riverVisible": false,
      "geometry": "contours exacts non reconstitués"
    },
    {
      "date": "300 NC — Jour V",
      "centralLand": "fragmenté",
      "riverVisible": true,
      "geometry": "rupture documentée, contours exacts non reconstitués"
    },
    {
      "date": "478 NC",
      "centralLand": "fragmenté",
      "riverVisible": true,
      "geometry": "carte source appliquée"
    },
    {
      "date": "483 NC / VIIIe Ère",
      "centralLand": "héritage fragmenté",
      "riverVisible": null,
      "geometry": "aucune nouvelle fracture globale déduite de l’arrêt de la Roue"
    }
  ],
  "unresolved": [
    "Altimétrie et bathymétrie mesurées",
    "Projection et méridien canoniques",
    "Raccord aux pôles et à ±180°",
    "Coordonnées définitives des villes",
    "Contours géoréférencés des autres dates",
    "Choix définitif des rayons dans le modèle hydrostatique"
  ]
}