Every third gps date is now plotted in TOA plot.

lib/+artoa/+controller/+edit/+timeOfArrival/plotSoundsourceToaFromGps.m

@@ -42,12 +42,17 @@ for o = 1:length(soundsources)
     gpsDates(selection) = NaN;
     predictedToas(selection) = NaN;
     clear selection;
-
+    
     scatter( ...
         artoaGui.figures.editTimeOfArrival.CurrentAxes, ...
         gpsDates, predictedToas, 20, ...
         'MarkerFaceColor', [1 1 1] ...
     );
+    
+    % use only every third gps date
+    gpsDates = gpsDates(1:3:end);
+    predictedToas = predictedToas(1:3:end);
+    
     text( ...
         artoaGui.figures.editTimeOfArrival.CurrentAxes, ...
         gpsDates, predictedToas, ['-', soundsources{o}], ...¬