diff --git a/index.html b/index.html
index cb19eb422f9b32a40f23c35d41bafef6a600799a..c90ef6807d1c3f48a6acad9b4f327bf55df86278 100644
--- a/index.html
+++ b/index.html
@@ -210,6 +210,31 @@
                 </div>
               </div>
             </div>
+            <div class="row">
+              <div class="col-xl-6">
+                <div class="card mb-4">
+                  <div class="card-header">
+                    <!-- No free scatter plot icon available; use this instead -->
+                    <i class="fas fa-braille mr-1"></i>
+                    Scatter Plot Example
+                  </div>
+                  <div class="card-body">
+                    <div id="chart-scatter-plot" width="100%" height="40"></div>
+                  </div>
+                </div>
+              </div>
+              <div class="col-xl-6">
+                <div class="card mb-4">
+                  <div class="card-header">
+                    <i class="far fa-chart-bar mr-1"></i>
+                    Bar Chart Example
+                  </div>
+                  <div class="card-body">
+                    <div id="chart-bar" width="100%" height="40"></div>
+                  </div>
+                </div>
+              </div>
+            </div>
           </div>
         </main>
         <footer class="py-4 bg-light mt-auto">
diff --git a/public/js/appChart.js b/public/js/appChart.js
index e5013804aaeddcd007c338304f0f13f2fa9d81b7..2cb42c72ae856cd3fd4ed1ccd5fdf697d1e4652c 100644
--- a/public/js/appChart.js
+++ b/public/js/appChart.js
@@ -573,6 +573,352 @@ const observationsPromisesRLArr = datastreamsUrlRLArr.map((obsUrl) =>
 //   console.log(x)
 // );
 
+const drawScatterPlotHC = function () {
+  // Ruecklauf
+  const ruecklaufArr = [
+    [1578193200000, 69.1999969482422],
+    [1578196800000, 69.1999969482422],
+    [1578200400000, 69.1999969482422],
+    [1578204000000, 69.1999969482422],
+    [1578207600000, 69.1999969482422],
+    [1578211200000, 69.1999969482422],
+    [1578214800000, 69.1999969482422],
+    [1578218400000, 69.1999969482422],
+    [1578222000000, 69.1999969482422],
+    [1578225600000, 69.1999969482422],
+    [1578229200000, 69.1999969482422],
+    [1578232800000, 69.1999969482422],
+    [1578236400000, 69.1999969482422],
+    [1578240000000, 69.1999969482422],
+    [1578243600000, 69.1999969482422],
+    [1578247200000, 69.1999969482422],
+    [1578250800000, 69.1999969482422],
+    [1578254400000, 69.1999969482422],
+    [1578258000000, 69.1999969482422],
+    [1578261600000, 69.1999969482422],
+    [1578265200000, 69.1999969482422],
+    [1578268800000, 69.1999969482422],
+    [1578272400000, 69.1999969482422],
+    [1578276000000, 69.1999969482422],
+    [1578279600000, 69.1999969482422],
+    [1578283200000, 69.1999969482422],
+    [1578286800000, 69.1999969482422],
+    [1578290400000, 69.1999969482422],
+    [1578294000000, 69.1999969482422],
+    [1578297600000, 69.1999969482422],
+    [1578301200000, 69.1999969482422],
+    [1578304800000, 69.1999969482422],
+    [1578308400000, 69.1999969482422],
+    [1578312000000, 69.1999969482422],
+    [1578315600000, 69.1999969482422],
+    [1578319200000, 69.1999969482422],
+    [1578322800000, 69.1999969482422],
+    [1578326400000, 69.1999969482422],
+    [1578330000000, 69.1999969482422],
+    [1578333600000, 69.1999969482422],
+    [1578337200000, 69.1999969482422],
+    [1578340800000, 69.1999969482422],
+    [1578344400000, 69.1999969482422],
+    [1578348000000, 69.1999969482422],
+    [1578351600000, 70.3556109079997],
+    [1578355200000, 76.920997634146],
+    [1578358800000, 79.4292947098697],
+    [1578362400000, 79.2650916245309],
+    [1578366000000, 79.6125674172757],
+    [1578369600000, 79.0597236964905],
+    [1578373200000, 77.7484098868052],
+    [1578376800000, 77.1226613864899],
+    [1578380400000, 76.9194480415149],
+    [1578384000000, 78.0028471359237],
+    [1578387600000, 77.1535494270819],
+    [1578391200000, 75.0470741498029],
+    [1578394800000, 74.679502580818],
+    [1578398400000, 73.6077361986314],
+    [1578402000000, 72.5580677314758],
+    [1578405600000, 72.3134755830553],
+    [1578409200000, 73.2778338997311],
+    [1578412800000, 73.7656394293467],
+    [1578416400000, 74.4736907299466],
+    [1578420000000, 74.046935040758],
+    [1578423600000, 73.4957105572807],
+    [1578427200000, 73.9627712815163],
+    [1578430800000, 74.0438044241729],
+    [1578434400000, 73.3727496036106],
+    [1578438000000, 73.1666655679279],
+    [1578441600000, 73.3418058388816],
+    [1578445200000, 73.6250001589457],
+    [1578448800000, 73.829112378629],
+    [1578452400000, 74.564083528116],
+    [1578456000000, 75.5183061171072],
+    [1578459600000, 77.3372781058983],
+    [1578463200000, 78.0196371225993],
+    [1578466800000, 77.6398578971368],
+    [1578470400000, 78.5464104081542],
+    [1578474000000, 78.7977605936686],
+    [1578477600000, 76.0006624035588],
+    [1578481200000, 74.818987728345],
+    [1578484800000, 72.7776491559135],
+    [1578488400000, 71.1266380795161],
+    [1578492000000, 71.3866485616896],
+    [1578495600000, 72.1584558128357],
+    [1578499200000, 72.7288795283423],
+    [1578502800000, 73.2401491424669],
+    [1578506400000, 72.613320930343],
+    [1578510000000, 71.7903886201647],
+    [1578513600000, 71.4483344078064],
+    [1578517200000, 71.8162703686467],
+    [1578520800000, 71.3690680013303],
+    [1578524400000, 70.6132688085203],
+    [1578528000000, 69.9669739277875],
+    [1578531600000, 69.2502318650422],
+    [1578535200000, 68.8407318482576],
+    [1578538800000, 71.4223982252898],
+    [1578542400000, 68.8941290716666],
+    [1578546000000, 71.8311421724037],
+    [1578549600000, 72.5245706435945],
+  ];
+
+  // Power
+  const powerArr = [
+    [1578193200000, 0],
+    [1578196800000, 0],
+    [1578200400000, 0],
+    [1578204000000, 0],
+    [1578207600000, 0],
+    [1578211200000, 0],
+    [1578214800000, 0],
+    [1578218400000, 0],
+    [1578222000000, 0],
+    [1578225600000, 0],
+    [1578229200000, 0],
+    [1578232800000, 0],
+    [1578236400000, 0],
+    [1578240000000, 0],
+    [1578243600000, 0],
+    [1578247200000, 0],
+    [1578250800000, 0],
+    [1578254400000, 0],
+    [1578258000000, 0],
+    [1578261600000, 0],
+    [1578265200000, 0],
+    [1578268800000, 0],
+    [1578272400000, 0],
+    [1578276000000, 0],
+    [1578279600000, 0],
+    [1578283200000, 0],
+    [1578286800000, 0],
+    [1578290400000, 0],
+    [1578294000000, 0],
+    [1578297600000, 0],
+    [1578301200000, 0],
+    [1578304800000, 0],
+    [1578308400000, 0],
+    [1578312000000, 0],
+    [1578315600000, 0],
+    [1578319200000, 0],
+    [1578322800000, 0],
+    [1578326400000, 0],
+    [1578330000000, 0],
+    [1578333600000, 0],
+    [1578337200000, 0],
+    [1578340800000, 0],
+    [1578344400000, 0],
+    [1578348000000, 0],
+    [1578351600000, 0.831280025800069],
+    [1578355200000, 27.4361266860337],
+    [1578358800000, 4.02296011930285],
+    [1578362400000, 5.46578637448993],
+    [1578366000000, 189.045738115567],
+    [1578369600000, 262.879154692536],
+    [1578373200000, 182.996291840137],
+    [1578376800000, 253.720326864073],
+    [1578380400000, 266.71791350888],
+    [1578384000000, 258.650130305165],
+    [1578387600000, 256.817462126146],
+    [1578391200000, 251.198874591439],
+    [1578394800000, 245.782954276794],
+    [1578398400000, 225.835229413786],
+    [1578402000000, 191.164833256192],
+    [1578405600000, 189.317473084174],
+    [1578409200000, 160.866751228135],
+    [1578412800000, 165.104705085896],
+    [1578416400000, 185.380724406267],
+    [1578420000000, 6.318082232318],
+    [1578423600000, 22.6244981930396],
+    [1578427200000, 0.125080846609247],
+    [1578430800000, 0.858333364129066],
+    [1578434400000, 3.15562303745482],
+    [1578438000000, 1.73965485449897],
+    [1578441600000, 3.73938900530338],
+    [1578445200000, 0.641666680574417],
+    [1578448800000, 1.64397225697835],
+    [1578452400000, 14.7165156847371],
+    [1578456000000, 6.7406491904815],
+    [1578459600000, 257.018884414906],
+    [1578463200000, 282.409075120573],
+    [1578466800000, 284.999958205159],
+    [1578470400000, 291.20836768991],
+    [1578474000000, 285.753944205729],
+    [1578477600000, 248.43810322171],
+    [1578481200000, 227.135268204399],
+    [1578484800000, 182.10778157076],
+    [1578488400000, 169.076414526325],
+    [1578492000000, 160.098294117384],
+    [1578495600000, 149.832191919638],
+    [1578499200000, 195.966023142751],
+    [1578502800000, 159.01891281008],
+    [1578506400000, 3.94323859943668],
+    [1578510000000, 9.29238140483663],
+    [1578513600000, 4.09348021179692],
+    [1578517200000, 0],
+    [1578520800000, 0],
+    [1578524400000, 0],
+    [1578528000000, 0],
+    [1578531600000, 0],
+    [1578535200000, 0],
+    [1578538800000, 154.315364068476],
+    [1578542400000, 193.405831769548],
+    [1578546000000, 136.484141248209],
+    [1578549600000, 209.041194383494],
+  ];
+
+  const CHART_TITLE = "Height Versus Weight of 507 Individuals by Gender";
+  const CHART_SUBTITLE = "Source: Heinz  2003";
+
+  const X_AXIS_TITLE = "Height (cm)";
+
+  const SERIES_1_NAME = "Rücklauftemp";
+  const SERIES_1_SYMBOL_COLOR = "rgba(119, 152, 191, .5)";
+  const SERIES_1_TEXT_COLOR = "rgb(119, 152, 191)"; // remove transparency from symbol color for a more "intense" color
+  const SERIES_1_SYMBOL = "°C";
+
+  const SERIES_2_NAME = "Power";
+  const SERIES_2_SYMBOL_COLOR = "rgba(223, 83, 83, .5)";
+  const SERIES_2_TEXT_COLOR = "rgb(223, 83, 83)"; // remove transparency from symbol color for a more "intense" color
+  const SERIES_2_SYMBOL = "kW";
+
+  Highcharts.chart("chart-scatter-plot", {
+    chart: {
+      type: "scatter",
+      zoomType: "xy",
+    },
+
+    title: {
+      text: CHART_TITLE,
+    },
+
+    subtitle: {
+      text: CHART_SUBTITLE,
+    },
+
+    xAxis: {
+      title: {
+        enabled: true,
+        text: X_AXIS_TITLE,
+      },
+      type: "datetime",
+      startOnTick: true,
+      endOnTick: true,
+      showLastLabel: true,
+    },
+
+    yAxis: [
+      {
+        // Primary yAxis
+        labels: {
+          format: `{value} ${SERIES_1_SYMBOL}`,
+          style: {
+            color: SERIES_1_TEXT_COLOR,
+          },
+        },
+        title: {
+          text: SERIES_1_NAME,
+          style: {
+            color: SERIES_1_TEXT_COLOR,
+          },
+        },
+      },
+      {
+        // Secondary yAxis
+        title: {
+          text: SERIES_2_NAME,
+          style: {
+            color: SERIES_2_TEXT_COLOR,
+          },
+        },
+        labels: {
+          format: `{value} ${SERIES_2_SYMBOL}`,
+          style: {
+            color: SERIES_2_TEXT_COLOR,
+          },
+        },
+        opposite: true,
+      },
+    ],
+
+    legend: {
+      layout: "vertical",
+      align: "left",
+      verticalAlign: "top",
+      x: 100,
+      y: 70,
+      floating: true,
+      backgroundColor: Highcharts.defaultOptions.chart.backgroundColor,
+      borderWidth: 1,
+    },
+
+    plotOptions: {
+      scatter: {
+        marker: {
+          radius: 5,
+          states: {
+            hover: {
+              enabled: true,
+              lineColor: "rgb(100,100,100)",
+            },
+          },
+        },
+        states: {
+          hover: {
+            marker: {
+              enabled: false,
+            },
+          },
+        },
+        tooltip: {
+          headerFormat: "{point.x:%e %b, %Y %H:%M:%S}: <b>{point.y}</b>",
+          pointFormat: "{point.x} cm, {point.y} kg",
+          valueDecimals: 2,
+        },
+      },
+    },
+
+    series: [
+      {
+        name: SERIES_1_NAME,
+        color: SERIES_1_SYMBOL_COLOR,
+        data: ruecklaufArr,
+        tooltip: {
+          valueSuffix: ` ${SERIES_1_SYMBOL}`,
+        },
+      },
+      {
+        name: SERIES_2_NAME,
+        color: SERIES_2_SYMBOL_COLOR,
+        data: powerArr,
+        // need this property for the dual y-axes to work
+        // defines the y-axis that this series refers to
+        yAxis: 1,
+        tooltip: {
+          valueSuffix: ` ${SERIES_2_SYMBOL}`,
+        },
+      },
+    ],
+  });
+};
+
+drawScatterPlotHC();
+
 export {
   BASE_URL,
   QUERY_PARAMS_COMBINED,