Update App.js

public/Source/App.js

@@ -19,10 +19,10 @@
 		 
      });
      viewer.clock.shouldAnimate = false;
-	 viewer.scene.globe.enableLighting = false;
-     viewer.clock.startTime = Cesium.JulianDate.fromIso8601("2019-09-20T16:00:00Z");
-     viewer.clock.stopTime = Cesium.JulianDate.fromIso8601("2019-09-20T16:20:00Z");
-     viewer.clock.currentTime = Cesium.JulianDate.fromIso8601("2019-09-20T16:00:00Z");
+	 viewer.scene.globe.enableLighting = true;
+viewer.clock.startTime = Cesium.JulianDate.fromIso8601("2021-05-20T11:00:00Z");
+     viewer.clock.stopTime = Cesium.JulianDate.fromIso8601("2021-05-20T11:00:00Z");
+     viewer.clock.currentTime = Cesium.JulianDate.fromIso8601("2021-05-20T11:00:00Z");
 	 document.getElementById("irradianceLegend").style.display = "none"; //defining legends hidden by default
 	 document.getElementById("pvLegend").style.display = "none"; //defining legends hidden by default