polar_subplots.json

{
 "data": [
  {
   "type": "scatterpolar",
   "mode": "markers+lines+text",
   "r": [1, 2, 3],
   "theta": [0, 45, 180],
   "text": ["A0", "B0", "C0"],
   "hovertext": ["hover A0", "hover B0", "hover C0"],
   "line": { "shape": "spline" },
   "marker": { "symbol": "square", "size": 15 },
   "textfont": {
    "color": ["red", "green", "blue"],
    "size": 20
   },
   "textposition": ["top left", "bottom right", "bottom right"]
  },
  {
   "type": "scatterpolar",
   "mode": "markers+lines+text",
   "r": [1, 2, 3],
   "theta": [-0, -45, -180],
   "text": ["A1", "B1", "C1"],
   "hovertext": ["hover A1", "hover B1", "hover C1"],
   "line": { "shape": "spline" },
   "marker": {
    "symbol": "square",
    "size": 15,
    "color": [-1, 1, 2],
    "showscale": true
   },
   "textfont": {
    "color": "green",
    "size": [20, 15, 10]
   },
   "textposition": "top left",
   "subplot": "polar2"
  }
 ],

 "layout": {
  "showlegend": false,
  "polar": {
   "domain": {
    "x": [0, 0.44]
   },
   "radialaxis": {
    "showgrid": false,
    "title": {
     "text": "1st subplot",
     "font": {
      "size": 20,
      "color": "blue"
     }
    },
    "angle": -45
   }
  },
  "polar2": {
   "domain": {
    "x": [0.56, 1]
   },
   "radialaxis": {
    "range": [0, 4.7],
    "showgrid": false,
    "title": {
     "text": "2nd subplot",
     "font": {
      "size": 10,
      "color": "orange"
     }
    },
    "angle": 45
   }
  }
 }
}