diff --git a/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/QuadTree.java b/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/QuadTree.java
index 83affd8560c..db07e07ee36 100755
--- a/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/QuadTree.java
+++ b/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/QuadTree.java
@@ -1,12 +1,35 @@
+// **********************************************************************
+//
+// <copyright>
+//
+//  BBN Technologies
+//  10 Moulton Street
+//  Cambridge, MA 02138
+//  (617) 873-8000
+//
+//  Copyright (C) BBNT Solutions LLC. All rights reserved.
+//
+// </copyright>
+// **********************************************************************
+//
+// $Source$
+// $RCSfile$
+// $Revision: 184 $
+// $Date: 2008-09-16 16:17:21 +0200 (Tue, 16 Sep 2008) $
+// $Author: axel.uhl $
+//
+// **********************************************************************
+
 package com.sap.sailing.domain.common.quadtree;
 
 import java.io.Serializable;
 import java.util.Collection;
 import java.util.Vector;
 
+import com.sap.sailing.domain.common.Bounds;
 import com.sap.sailing.domain.common.Position;
+import com.sap.sailing.domain.common.impl.BoundsImpl;
 import com.sap.sailing.domain.common.impl.DegreePosition;
-import com.sap.sailing.domain.common.quadtree.impl.Bounds;
 import com.sap.sailing.domain.common.quadtree.impl.QuadTreeNode;
 
 /**
@@ -25,11 +48,11 @@ public class QuadTree<T> implements Serializable {
     private QuadTreeNode<T> top;
     
     public QuadTree() {
-        this(new Bounds(new DegreePosition(-90.0, -180.0), new DegreePosition(90.0, 180.0)), 20, QuadTreeNode.NO_MIN_SIZE);
+        this(new BoundsImpl(new DegreePosition(-90.0, -180.0), new DegreePosition(90.0, 180.0)), 20, QuadTreeNode.NO_MIN_SIZE);
     }
 
     public QuadTree(Position southWest, Position northEast, int maxItems) {
-        this(new Bounds(southWest, northEast), maxItems, QuadTreeNode.NO_MIN_SIZE);
+        this(new BoundsImpl(southWest, northEast), maxItems, QuadTreeNode.NO_MIN_SIZE);
     }
 
     public QuadTree(Bounds bounds, int maxItems, double minSize) {
@@ -126,8 +149,8 @@ public class QuadTree<T> implements Serializable {
         // where there might be a smudge overlap for very small
         // scales.
         if (rect.getSouthWest().getLngDeg() > rect.getNorthEast().getLngDeg() || (Math.abs(rect.getSouthWest().getLngDeg() - rect.getNorthEast().getLngDeg()) < .001)) {
-            return getTop().get(new Bounds(rect.getSouthWest(), new DegreePosition(rect.getNorthEast().getLatDeg(), 180)),
-                   getTop().get(new Bounds(new DegreePosition(rect.getSouthWest().getLatDeg(), -180), rect.getNorthEast()), vector));
+            return getTop().get(new BoundsImpl(rect.getSouthWest(), new DegreePosition(rect.getNorthEast().getLatDeg(), 180)),
+                   getTop().get(new BoundsImpl(new DegreePosition(rect.getSouthWest().getLatDeg(), -180), rect.getNorthEast()), vector));
         } else
             return getTop().get(rect, vector);
     }
diff --git a/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/impl/Bounds.java b/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/impl/Bounds.java
deleted file mode 100644
index 9599f7e5f69..00000000000
--- a/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/impl/Bounds.java
+++ /dev/null
@@ -1,36 +0,0 @@
-package com.sap.sailing.domain.common.quadtree.impl;
-
-import com.sap.sailing.domain.common.Position;
-
-public class Bounds {
-    private final Position southWest;
-    private final Position northEast;
-    
-    public Bounds(Position southWest, Position northEast) {
-        this.southWest = southWest;
-        this.northEast = northEast;
-    }
-
-    public Position getSouthWest() {
-        return southWest;
-    }
-
-    public Position getNorthEast() {
-        return northEast;
-    }
-
-    public boolean contains(Position p) {
-        return p.getLatDeg() >= getSouthWest().getLatDeg() && p.getLatDeg() <= getNorthEast().getLatDeg() &&
-               (getNorthEast().getLngDeg() >= getSouthWest().getLngDeg() && p.getLngDeg() >= getSouthWest().getLngDeg() && p.getLngDeg() <= getNorthEast().getLngDeg() ||
-               // cross date line bounds
-                getNorthEast().getLngDeg() < getSouthWest().getLngDeg() &&
-                      (p.getLngDeg() <= 180 && p.getLngDeg() >= getSouthWest().getLngDeg() ||
-                       p.getLngDeg() >= -180 && p.getLngDeg() <= getNorthEast().getLngDeg()));
-    }
-
-    public boolean containsBounds(Bounds rect) {
-        return this.contains(rect.getSouthWest()) && this.contains(rect.getNorthEast()) ||
-               rect.contains(this.getSouthWest()) && rect.contains(this.getNorthEast());
-    }
-
-}
diff --git a/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/impl/QuadTreeNode.java b/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/impl/QuadTreeNode.java
index ee6229d64a6..19ed664bd3e 100644
--- a/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/impl/QuadTreeNode.java
+++ b/java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/quadtree/impl/QuadTreeNode.java
@@ -27,7 +27,9 @@ import java.util.Collection;
 import java.util.Iterator;
 import java.util.Vector;
 
+import com.sap.sailing.domain.common.Bounds;
 import com.sap.sailing.domain.common.Position;
+import com.sap.sailing.domain.common.impl.BoundsImpl;
 import com.sap.sailing.domain.common.impl.DegreePosition;
 import com.sap.sailing.domain.common.quadtree.QuadTree;
 
@@ -121,10 +123,10 @@ public class QuadTreeNode<T> implements Serializable {
         double nsHalf = (bounds.getNorthEast().getLatDeg() + bounds.getSouthWest().getLatDeg()) / 2.0;
         double ewHalf = (bounds.getNorthEast().getLngDeg() + bounds.getSouthWest().getLngDeg()) / 2.0;
         children = new QuadTreeNode[4];
-        children[NORTHWEST] = new QuadTreeNode<T>(new Bounds(new DegreePosition(nsHalf, bounds.getSouthWest().getLngDeg()), new DegreePosition(bounds.getNorthEast().getLatDeg(), ewHalf)), maxItems);
-        children[NORTHEAST] = new QuadTreeNode<T>(new Bounds(new DegreePosition(nsHalf, ewHalf), bounds.getNorthEast()), maxItems);
-        children[SOUTHEAST] = new QuadTreeNode<T>(new Bounds(new DegreePosition(bounds.getSouthWest().getLatDeg(), ewHalf), new DegreePosition(nsHalf, bounds.getNorthEast().getLngDeg())), maxItems);
-        children[SOUTHWEST] = new QuadTreeNode<T>(new Bounds(bounds.getSouthWest(), new DegreePosition(nsHalf, ewHalf)), maxItems);
+        children[NORTHWEST] = new QuadTreeNode<T>(new BoundsImpl(new DegreePosition(nsHalf, bounds.getSouthWest().getLngDeg()), new DegreePosition(bounds.getNorthEast().getLatDeg(), ewHalf)), maxItems);
+        children[NORTHEAST] = new QuadTreeNode<T>(new BoundsImpl(new DegreePosition(nsHalf, ewHalf), bounds.getNorthEast()), maxItems);
+        children[SOUTHEAST] = new QuadTreeNode<T>(new BoundsImpl(new DegreePosition(bounds.getSouthWest().getLatDeg(), ewHalf), new DegreePosition(nsHalf, bounds.getNorthEast().getLngDeg())), maxItems);
+        children[SOUTHWEST] = new QuadTreeNode<T>(new BoundsImpl(bounds.getSouthWest(), new DegreePosition(nsHalf, ewHalf)), maxItems);
         Vector<QuadTreeLeaf<T>> temp = new Vector<QuadTreeLeaf<T>>(items);
         items.removeAllElements();
         for (Iterator<QuadTreeLeaf<T>> i=temp.iterator(); i.hasNext(); ) {
@@ -391,13 +393,13 @@ public class QuadTreeNode<T> implements Serializable {
         if (children == null) {
             for (Iterator<QuadTreeLeaf<T>> i=items.iterator(); i.hasNext(); ) {
             	QuadTreeLeaf<T> qtl = i.next();
-                if (rect.contains(new DegreePosition(qtl.getPoint().getLatDeg(), qtl.getPoint().getLngDeg()))) {
+                if (rect.contains(qtl.getPoint())) {
                     vector.add(qtl.getObject());
                 }
             }
         } else {
             for (int i = 0; i < children.length; i++) {
-                if (children[i].bounds.containsBounds(rect)) {
+                if (rect.intersects(children[i].bounds)) {
                     children[i].get(rect, vector);
                 }
             }
diff --git a/java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/test/QuadTreeTest.java b/java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/test/QuadTreeTest.java
index 6ceaee8e313..4bf3b931ada 100755
--- a/java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/test/QuadTreeTest.java
+++ b/java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/test/QuadTreeTest.java
@@ -2,12 +2,24 @@ package com.sap.sailing.domain.test;
 
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertSame;
 
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
 import org.junit.Test;
 
 import com.sap.sailing.domain.common.Position;
+import com.sap.sailing.domain.common.impl.BoundsImpl;
 import com.sap.sailing.domain.common.impl.DegreePosition;
 import com.sap.sailing.domain.common.quadtree.QuadTree;
+import com.sap.sailing.domain.test.measurements.Measurement;
+import com.sap.sailing.domain.test.measurements.MeasurementCase;
+import com.sap.sailing.domain.test.measurements.MeasurementXMLFile;
 
 public class QuadTreeTest {
     private class GLatLngQuadTree extends QuadTree<Position> {
@@ -21,6 +33,1148 @@ public class QuadTreeTest {
             super.put(x, x);
         }
     }
+
+    private DegreePosition p1;
+    private DegreePosition p2;
+    private DegreePosition p3;
+    private GLatLngQuadTree quadtree;
+    private static MeasurementXMLFile performanceReport;
+    private static MeasurementCase performanceReportCase;
+
+    @BeforeClass
+    public static void setUpMeasurement() {
+        performanceReport = new MeasurementXMLFile(QuadTreeTest.class);
+        performanceReportCase = performanceReport.addCase(QuadTreeTest.class.getSimpleName());
+    }
+    
+    @Before
+    public void setUp() {
+        quadtree = new GLatLngQuadTree(new DegreePosition(49,
+                7), new DegreePosition(51, 9), /* maxItems */30);
+        quadtree.put(new DegreePosition(50.88505000000001, 7.995520000000001));
+        quadtree.put(new DegreePosition(50.884930000000004, 7.996440000000001));
+        quadtree.put(new DegreePosition(50.884840000000004, 7.99666));
+        quadtree.put(new DegreePosition(50.8843, 7.997490000000001));
+        quadtree.put(new DegreePosition(50.884240000000005, 7.997730000000001));
+        quadtree.put(new DegreePosition(50.88423, 7.997980000000001));
+        quadtree.put(new DegreePosition(50.8847, 7.999010000000001));
+        quadtree.put(new DegreePosition(50.884600000000006, 7.999130000000001));
+        quadtree.put(new DegreePosition(50.88448, 7.99938));
+        quadtree.put(new DegreePosition(50.88421, 8.00014));
+        quadtree.put(new DegreePosition(50.88382000000001, 8.00174));
+        quadtree.put(new DegreePosition(50.88355000000001, 8.00263));
+        quadtree.put(new DegreePosition(50.883570000000006, 8.00309));
+        quadtree.put(new DegreePosition(50.883700000000005, 8.003530000000001));
+        quadtree.put(new DegreePosition(50.88212000000001, 8.00539));
+        quadtree.put(new DegreePosition(50.881620000000005, 8.006260000000001));
+        quadtree.put(new DegreePosition(50.881080000000004, 8.007610000000001));
+        quadtree.put(new DegreePosition(50.88103, 8.007900000000001));
+        quadtree.put(new DegreePosition(50.88103, 8.009030000000001));
+        quadtree.put(new DegreePosition(50.880880000000005, 8.009640000000001));
+        quadtree.put(new DegreePosition(50.88047, 8.010860000000001));
+        quadtree.put(new DegreePosition(50.880030000000005, 8.012500000000001));
+        quadtree.put(new DegreePosition(50.87866, 8.016810000000001));
+        quadtree.put(new DegreePosition(50.87832, 8.017790000000002));
+        quadtree.put(new DegreePosition(50.878240000000005, 8.01793));
+        quadtree.put(new DegreePosition(50.878150000000005, 8.01795));
+        quadtree.put(new DegreePosition(50.87803, 8.01782));
+        quadtree.put(new DegreePosition(50.87776, 8.01717));
+        quadtree.put(new DegreePosition(50.8774, 8.01654));
+        quadtree.put(new DegreePosition(50.87709, 8.01622));
+        quadtree.put(new DegreePosition(50.87585000000001, 8.013850000000001));
+        quadtree.put(new DegreePosition(50.87538000000001, 8.01304));
+        quadtree.put(new DegreePosition(50.87402, 8.01111));
+        quadtree.put(new DegreePosition(50.87028, 8.003960000000001));
+        quadtree.put(new DegreePosition(50.869670000000006, 8.003160000000001));
+        quadtree.put(new DegreePosition(50.86925, 8.002780000000001));
+        quadtree.put(new DegreePosition(50.86858, 8.00244));
+        quadtree.put(new DegreePosition(50.868, 8.002310000000001));
+        quadtree.put(new DegreePosition(50.86739000000001, 8.00237));
+        quadtree.put(new DegreePosition(50.867070000000005, 8.00248));
+        quadtree.put(new DegreePosition(50.86674000000001, 8.00267));
+        quadtree.put(new DegreePosition(50.865950000000005, 8.00333));
+        quadtree.put(new DegreePosition(50.86545, 8.00398));
+        quadtree.put(new DegreePosition(50.86459000000001, 8.0053));
+        quadtree.put(new DegreePosition(50.86424, 8.00577));
+        quadtree.put(new DegreePosition(50.863870000000006, 8.00618));
+        quadtree.put(new DegreePosition(50.86352, 8.0065));
+        quadtree.put(new DegreePosition(50.862970000000004, 8.006820000000001));
+        quadtree.put(new DegreePosition(50.862370000000006, 8.00703));
+        quadtree.put(new DegreePosition(50.86110000000001, 8.00722));
+        quadtree.put(new DegreePosition(50.86061, 8.00721));
+        quadtree.put(new DegreePosition(50.859860000000005, 8.00711));
+        quadtree.put(new DegreePosition(50.85918, 8.006920000000001));
+        quadtree.put(new DegreePosition(50.85824, 8.006120000000001));
+        quadtree.put(new DegreePosition(50.85784, 8.005640000000001));
+        quadtree.put(new DegreePosition(50.85757, 8.0052));
+        quadtree.put(new DegreePosition(50.85752, 8.00496));
+        quadtree.put(new DegreePosition(50.85752, 8.00463));
+        quadtree.put(new DegreePosition(50.85963, 8.00209));
+        quadtree.put(new DegreePosition(50.86046, 8.0008));
+        quadtree.put(new DegreePosition(50.86081, 8.00008));
+        quadtree.put(new DegreePosition(50.86113, 7.999230000000001));
+        quadtree.put(new DegreePosition(50.86128, 7.998690000000001));
+        quadtree.put(new DegreePosition(50.861430000000006, 7.997870000000001));
+        quadtree.put(new DegreePosition(50.86149, 7.99706));
+        quadtree.put(new DegreePosition(50.86149, 7.996150000000001));
+        quadtree.put(new DegreePosition(50.86144, 7.9955300000000005));
+        quadtree.put(new DegreePosition(50.86130000000001, 7.99476));
+        quadtree.put(new DegreePosition(50.86106, 7.993900000000001));
+        quadtree.put(new DegreePosition(50.860220000000005, 7.991490000000001));
+        quadtree.put(new DegreePosition(50.859970000000004, 7.990360000000001));
+        quadtree.put(new DegreePosition(50.859930000000006, 7.987780000000001));
+        quadtree.put(new DegreePosition(50.859970000000004, 7.98737));
+        quadtree.put(new DegreePosition(50.86059, 7.984820000000001));
+        quadtree.put(new DegreePosition(50.86065000000001, 7.984260000000001));
+        quadtree.put(new DegreePosition(50.860620000000004, 7.98359));
+        quadtree.put(new DegreePosition(50.8605, 7.9831900000000005));
+        quadtree.put(new DegreePosition(50.860310000000005, 7.98284));
+        quadtree.put(new DegreePosition(50.86001, 7.982540000000001));
+        quadtree.put(new DegreePosition(50.85971000000001, 7.982450000000001));
+        quadtree.put(new DegreePosition(50.859410000000004, 7.98251));
+        quadtree.put(new DegreePosition(50.85918, 7.982670000000001));
+        quadtree.put(new DegreePosition(50.85898, 7.98291));
+        quadtree.put(new DegreePosition(50.858790000000006, 7.983370000000001));
+        quadtree.put(new DegreePosition(50.858520000000006, 7.9846));
+        quadtree.put(new DegreePosition(50.8584, 7.98488));
+        quadtree.put(new DegreePosition(50.858140000000006, 7.9851600000000005));
+        quadtree.put(new DegreePosition(50.85756000000001, 7.9855100000000006));
+        quadtree.put(new DegreePosition(50.85616, 7.985920000000001));
+        quadtree.put(new DegreePosition(50.85548000000001, 7.98603));
+        quadtree.put(new DegreePosition(50.85210000000001, 7.9863100000000005));
+        quadtree.put(new DegreePosition(50.850970000000004, 7.98662));
+        quadtree.put(new DegreePosition(50.849230000000006, 7.98739));
+        quadtree.put(new DegreePosition(50.849030000000006, 7.98758));
+        quadtree.put(new DegreePosition(50.84798000000001, 7.988300000000001));
+        quadtree.put(new DegreePosition(50.84763, 7.988600000000001));
+        quadtree.put(new DegreePosition(50.84695000000001, 7.989240000000001));
+        quadtree.put(new DegreePosition(50.84591, 7.9903900000000005));
+        quadtree.put(new DegreePosition(50.84514, 7.99143));
+        quadtree.put(new DegreePosition(50.844370000000005, 7.992660000000001));
+        quadtree.put(new DegreePosition(50.84355000000001, 7.994140000000001));
+        quadtree.put(new DegreePosition(50.842800000000004, 7.9958800000000005));
+        quadtree.put(new DegreePosition(50.84174, 7.99898));
+        quadtree.put(new DegreePosition(50.84141, 7.9998700000000005));
+        quadtree.put(new DegreePosition(50.84085, 8.00121));
+        quadtree.put(new DegreePosition(50.84001000000001, 8.00285));
+        quadtree.put(new DegreePosition(50.83823, 8.00586));
+        quadtree.put(new DegreePosition(50.83747, 8.00736));
+        quadtree.put(new DegreePosition(50.83702, 8.008410000000001));
+        quadtree.put(new DegreePosition(50.83662, 8.00956));
+        quadtree.put(new DegreePosition(50.83628, 8.01093));
+        quadtree.put(new DegreePosition(50.83605000000001, 8.012160000000002));
+        quadtree.put(new DegreePosition(50.83545, 8.016810000000001));
+        quadtree.put(new DegreePosition(50.83491, 8.01938));
+        quadtree.put(new DegreePosition(50.834250000000004, 8.02161));
+        quadtree.put(new DegreePosition(50.83332000000001, 8.025210000000001));
+        quadtree.put(new DegreePosition(50.8331, 8.0264));
+        quadtree.put(new DegreePosition(50.83299, 8.027230000000001));
+        quadtree.put(new DegreePosition(50.832890000000006, 8.028220000000001));
+        quadtree.put(new DegreePosition(50.832820000000005, 8.0296));
+        quadtree.put(new DegreePosition(50.83283, 8.030740000000002));
+        quadtree.put(new DegreePosition(50.832950000000004, 8.03252));
+        quadtree.put(new DegreePosition(50.833180000000006, 8.034790000000001));
+        quadtree.put(new DegreePosition(50.833200000000005, 8.036140000000001));
+        quadtree.put(new DegreePosition(50.83316000000001, 8.03739));
+        quadtree.put(new DegreePosition(50.83312, 8.03801));
+        quadtree.put(new DegreePosition(50.83299, 8.03907));
+        quadtree.put(new DegreePosition(50.832730000000005, 8.04087));
+        quadtree.put(new DegreePosition(50.83243, 8.042290000000001));
+        quadtree.put(new DegreePosition(50.831880000000005, 8.04424));
+        quadtree.put(new DegreePosition(50.83072000000001, 8.047070000000001));
+        quadtree.put(new DegreePosition(50.8286, 8.051340000000001));
+        quadtree.put(new DegreePosition(50.82793, 8.052610000000001));
+        quadtree.put(new DegreePosition(50.827650000000006, 8.053410000000001));
+        quadtree.put(new DegreePosition(50.827290000000005, 8.054680000000001));
+        quadtree.put(new DegreePosition(50.82674, 8.05762));
+        quadtree.put(new DegreePosition(50.826620000000005, 8.05882));
+        quadtree.put(new DegreePosition(50.826550000000005, 8.06226));
+        quadtree.put(new DegreePosition(50.82645, 8.0639));
+        quadtree.put(new DegreePosition(50.8263, 8.065420000000001));
+        quadtree.put(new DegreePosition(50.82591000000001, 8.06756));
+        quadtree.put(new DegreePosition(50.825540000000004, 8.06884));
+        quadtree.put(new DegreePosition(50.82486, 8.070490000000001));
+        quadtree.put(new DegreePosition(50.82444, 8.07141));
+        quadtree.put(new DegreePosition(50.82368, 8.07266));
+        quadtree.put(new DegreePosition(50.821760000000005, 8.075130000000001));
+        quadtree.put(new DegreePosition(50.821020000000004, 8.07614));
+        quadtree.put(new DegreePosition(50.8205, 8.077));
+        quadtree.put(new DegreePosition(50.819950000000006, 8.078240000000001));
+        quadtree.put(new DegreePosition(50.81955000000001, 8.079450000000001));
+        quadtree.put(new DegreePosition(50.819120000000005, 8.08103));
+        quadtree.put(new DegreePosition(50.81859000000001, 8.08351));
+        quadtree.put(new DegreePosition(50.818130000000004, 8.08783));
+        quadtree.put(new DegreePosition(50.81796000000001, 8.088840000000001));
+        quadtree.put(new DegreePosition(50.81774000000001, 8.08971));
+        quadtree.put(new DegreePosition(50.817420000000006, 8.090670000000001));
+        quadtree.put(new DegreePosition(50.81671000000001, 8.09238));
+        quadtree.put(new DegreePosition(50.81647, 8.09285));
+        quadtree.put(new DegreePosition(50.81557, 8.094370000000001));
+        quadtree.put(new DegreePosition(50.814960000000006, 8.09521));
+        quadtree.put(new DegreePosition(50.81427000000001, 8.09603));
+        quadtree.put(new DegreePosition(50.81369, 8.0966));
+        quadtree.put(new DegreePosition(50.81291, 8.09722));
+        quadtree.put(new DegreePosition(50.81228, 8.09763));
+        quadtree.put(new DegreePosition(50.81022, 8.098590000000002));
+        quadtree.put(new DegreePosition(50.80885000000001, 8.098980000000001));
+        quadtree.put(new DegreePosition(50.806900000000006, 8.09918));
+        quadtree.put(new DegreePosition(50.805350000000004, 8.09904));
+        quadtree.put(new DegreePosition(50.804460000000006, 8.098790000000001));
+        quadtree.put(new DegreePosition(50.803180000000005, 8.09833));
+        quadtree.put(new DegreePosition(50.79974000000001, 8.09685));
+        quadtree.put(new DegreePosition(50.798950000000005, 8.09665));
+        quadtree.put(new DegreePosition(50.797990000000006, 8.09664));
+        quadtree.put(new DegreePosition(50.79683000000001, 8.096760000000002));
+        quadtree.put(new DegreePosition(50.795730000000006, 8.09699));
+        quadtree.put(new DegreePosition(50.794630000000005, 8.097520000000001));
+        quadtree.put(new DegreePosition(50.79238, 8.099340000000002));
+        quadtree.put(new DegreePosition(50.79153, 8.10016));
+        quadtree.put(new DegreePosition(50.79068, 8.10111));
+        quadtree.put(new DegreePosition(50.789970000000004, 8.10195));
+        quadtree.put(new DegreePosition(50.78891, 8.103380000000001));
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+        quadtree.put(new DegreePosition(49.857470000000006, 8.597240000000001));
+        quadtree.put(new DegreePosition(49.85718000000001, 8.59717));
+        quadtree.put(new DegreePosition(49.85662000000001, 8.597150000000001));
+        quadtree.put(new DegreePosition(49.856350000000006, 8.59721));
+        quadtree.put(new DegreePosition(49.85586000000001, 8.59744));
+        quadtree.put(new DegreePosition(49.85559000000001, 8.597660000000001));
+        quadtree.put(new DegreePosition(49.855250000000005, 8.598090000000001));
+        quadtree.put(new DegreePosition(49.854940000000006, 8.59862));
+        quadtree.put(new DegreePosition(49.85474000000001, 8.599110000000001));
+        quadtree.put(new DegreePosition(49.85452, 8.599860000000001));
+        quadtree.put(new DegreePosition(49.85405, 8.60206));
+        quadtree.put(new DegreePosition(49.8539, 8.602490000000001));
+        quadtree.put(new DegreePosition(49.85325, 8.603750000000002));
+        quadtree.put(new DegreePosition(49.851670000000006, 8.605870000000001));
+        quadtree.put(new DegreePosition(49.85031000000001, 8.6079));
+        quadtree.put(new DegreePosition(49.84915, 8.609850000000002));
+        quadtree.put(new DegreePosition(49.846590000000006, 8.61508));
+        quadtree.put(new DegreePosition(49.84149000000001, 8.626510000000001));
+        quadtree.put(new DegreePosition(49.840500000000006, 8.62828));
+        quadtree.put(new DegreePosition(49.839980000000004, 8.62898));
+        quadtree.put(new DegreePosition(49.838530000000006, 8.63066));
+        quadtree.put(new DegreePosition(49.83744, 8.6317));
+        quadtree.put(new DegreePosition(49.83612, 8.632670000000001));
+        quadtree.put(new DegreePosition(49.83462, 8.63345));
+        quadtree.put(new DegreePosition(49.83399000000001, 8.63371));
+        quadtree.put(new DegreePosition(49.832080000000005, 8.63414));
+        quadtree.put(new DegreePosition(49.831320000000005, 8.63423));
+        quadtree.put(new DegreePosition(49.830540000000006, 8.6342));
+        quadtree.put(new DegreePosition(49.82978000000001, 8.63409));
+        quadtree.put(new DegreePosition(49.82876, 8.633780000000002));
+        quadtree.put(new DegreePosition(49.82734000000001, 8.633180000000001));
+        quadtree.put(new DegreePosition(49.82462, 8.63161));
+        quadtree.put(new DegreePosition(49.821630000000006, 8.62977));
+        quadtree.put(new DegreePosition(49.820370000000004, 8.6292));
+        quadtree.put(new DegreePosition(49.81908000000001, 8.62875));
+        quadtree.put(new DegreePosition(49.81687, 8.62841));
+        quadtree.put(new DegreePosition(49.81134, 8.62866));
+        quadtree.put(new DegreePosition(49.81027, 8.62861));
+        quadtree.put(new DegreePosition(49.80881, 8.62828));
+        quadtree.put(new DegreePosition(49.80682, 8.627690000000001));
+        quadtree.put(new DegreePosition(49.80575, 8.62719));
+        quadtree.put(new DegreePosition(49.804100000000005, 8.62627));
+        quadtree.put(new DegreePosition(49.80192, 8.624780000000001));
+        quadtree.put(new DegreePosition(49.79887, 8.622520000000002));
+        quadtree.put(new DegreePosition(49.797380000000004, 8.62151));
+        quadtree.put(new DegreePosition(49.796110000000006, 8.620750000000001));
+        quadtree.put(new DegreePosition(49.79467, 8.62005));
+        quadtree.put(new DegreePosition(49.79345000000001, 8.619520000000001));
+        quadtree.put(new DegreePosition(49.792060000000006, 8.61903));
+        quadtree.put(new DegreePosition(49.79064, 8.61869));
+        quadtree.put(new DegreePosition(49.78909, 8.618390000000002));
+        quadtree.put(new DegreePosition(49.78412, 8.61762));
+        quadtree.put(new DegreePosition(49.78295000000001, 8.61738));
+        quadtree.put(new DegreePosition(49.78119, 8.61692));
+        quadtree.put(new DegreePosition(49.77975000000001, 8.616380000000001));
+        quadtree.put(new DegreePosition(49.778780000000005, 8.61593));
+        quadtree.put(new DegreePosition(49.777640000000005, 8.61528));
+        quadtree.put(new DegreePosition(49.77610000000001, 8.61415));
+        quadtree.put(new DegreePosition(49.77506, 8.613190000000001));
+        quadtree.put(new DegreePosition(49.77357000000001, 8.611600000000001));
+        quadtree.put(new DegreePosition(49.77299000000001, 8.61087));
+        quadtree.put(new DegreePosition(49.770830000000004, 8.607850000000001));
+        quadtree.put(new DegreePosition(49.76859, 8.604610000000001));
+        quadtree.put(new DegreePosition(49.768170000000005, 8.60405));
+        quadtree.put(new DegreePosition(49.76608, 8.60152));
+        quadtree.put(new DegreePosition(49.764790000000005, 8.60018));
+        quadtree.put(new DegreePosition(49.762150000000005, 8.59793));
+        quadtree.put(new DegreePosition(49.76151, 8.597430000000001));
+        quadtree.put(new DegreePosition(49.76024, 8.59665));
+        quadtree.put(new DegreePosition(49.757780000000004, 8.59553));
+        quadtree.put(new DegreePosition(49.756260000000005, 8.59491));
+        quadtree.put(new DegreePosition(49.75267, 8.59369));
+        quadtree.put(new DegreePosition(49.75119, 8.593290000000001));
+        quadtree.put(new DegreePosition(49.74869, 8.59272));
+        quadtree.put(new DegreePosition(49.745580000000004, 8.592160000000002));
+        quadtree.put(new DegreePosition(49.742180000000005, 8.59171));
+        quadtree.put(new DegreePosition(49.739290000000004, 8.59154));
+        quadtree.put(new DegreePosition(49.735220000000005, 8.591550000000002));
+        quadtree.put(new DegreePosition(49.73221, 8.59176));
+        quadtree.put(new DegreePosition(49.72905, 8.59223));
+        quadtree.put(new DegreePosition(49.72579, 8.592830000000001));
+        quadtree.put(new DegreePosition(49.722390000000004, 8.59373));
+        quadtree.put(new DegreePosition(49.715450000000004, 8.59572));
+        quadtree.put(new DegreePosition(49.705760000000005, 8.599260000000001));
+        quadtree.put(new DegreePosition(49.6989, 8.602160000000001));
+        quadtree.put(new DegreePosition(49.698060000000005, 8.602400000000001));
+        quadtree.put(new DegreePosition(49.695820000000005, 8.602820000000001));
+        quadtree.put(new DegreePosition(49.693780000000004, 8.602960000000001));
+        quadtree.put(new DegreePosition(49.69301, 8.602960000000001));
+        quadtree.put(new DegreePosition(49.6916, 8.602860000000002));
+        quadtree.put(new DegreePosition(49.69035, 8.602640000000001));
+        quadtree.put(new DegreePosition(49.689150000000005, 8.60234));
+        quadtree.put(new DegreePosition(49.68645, 8.60135));
+        quadtree.put(new DegreePosition(49.68348, 8.600140000000001));
+        quadtree.put(new DegreePosition(49.68186000000001, 8.599680000000001));
+        quadtree.put(new DegreePosition(49.67985, 8.599250000000001));
+        quadtree.put(new DegreePosition(49.678070000000005, 8.59914));
+        quadtree.put(new DegreePosition(49.676970000000004, 8.599160000000001));
+        quadtree.put(new DegreePosition(49.67475, 8.59946));
+        quadtree.put(new DegreePosition(49.672610000000006, 8.60003));
+        quadtree.put(new DegreePosition(49.669450000000005, 8.6013));
+        quadtree.put(new DegreePosition(49.667790000000004, 8.60214));
+        quadtree.put(new DegreePosition(49.6655, 8.60356));
+        quadtree.put(new DegreePosition(49.66145, 8.60621));
+        quadtree.put(new DegreePosition(49.65959, 8.607330000000001));
+        quadtree.put(new DegreePosition(49.657700000000006, 8.6083));
+        quadtree.put(new DegreePosition(49.65603, 8.60891));
+        quadtree.put(new DegreePosition(49.65431, 8.609340000000001));
+        quadtree.put(new DegreePosition(49.65194, 8.60959));
+        quadtree.put(new DegreePosition(49.649770000000004, 8.609620000000001));
+        quadtree.put(new DegreePosition(49.64312, 8.609250000000001));
+        quadtree.put(new DegreePosition(49.64190000000001, 8.60926));
+        quadtree.put(new DegreePosition(49.64029000000001, 8.609380000000002));
+        quadtree.put(new DegreePosition(49.63906, 8.609530000000001));
+        quadtree.put(new DegreePosition(49.63758000000001, 8.60983));
+        quadtree.put(new DegreePosition(49.63456000000001, 8.610570000000001));
+        quadtree.put(new DegreePosition(49.632870000000004, 8.61125));
+        quadtree.put(new DegreePosition(49.630630000000004, 8.612340000000001));
+        quadtree.put(new DegreePosition(49.62894000000001, 8.61344));
+        quadtree.put(new DegreePosition(49.627930000000006, 8.61416));
+        quadtree.put(new DegreePosition(49.62348, 8.61804));
+        quadtree.put(new DegreePosition(49.622220000000006, 8.61931));
+        quadtree.put(new DegreePosition(49.618030000000005, 8.623240000000001));
+        quadtree.put(new DegreePosition(49.6152, 8.6256));
+        quadtree.put(new DegreePosition(49.61211, 8.627540000000002));
+        quadtree.put(new DegreePosition(49.61057, 8.62833));
+        quadtree.put(new DegreePosition(49.60898, 8.62899));
+        quadtree.put(new DegreePosition(49.607150000000004, 8.629620000000001));
+        quadtree.put(new DegreePosition(49.604940000000006, 8.630170000000001));
+        quadtree.put(new DegreePosition(49.603770000000004, 8.63035));
+        quadtree.put(new DegreePosition(49.60065, 8.630640000000001));
+        quadtree.put(new DegreePosition(49.59897, 8.63086));
+        quadtree.put(new DegreePosition(49.59581000000001, 8.63113));
+        quadtree.put(new DegreePosition(49.59308000000001, 8.63165));
+        quadtree.put(new DegreePosition(49.59147, 8.63212));
+        quadtree.put(new DegreePosition(49.58559, 8.634110000000002));
+        quadtree.put(new DegreePosition(49.58408000000001, 8.634540000000001));
+        quadtree.put(new DegreePosition(49.582060000000006, 8.635010000000001));
+        quadtree.put(new DegreePosition(49.580670000000005, 8.635200000000001));
+        quadtree.put(new DegreePosition(49.57885, 8.635330000000002));
+        quadtree.put(new DegreePosition(49.57715, 8.63531));
+        quadtree.put(new DegreePosition(49.57417, 8.6349));
+        quadtree.put(new DegreePosition(49.572190000000006, 8.63455));
+        quadtree.put(new DegreePosition(49.570730000000005, 8.63413));
+        quadtree.put(new DegreePosition(49.568430000000006, 8.6333));
+        quadtree.put(new DegreePosition(49.565090000000005, 8.63171));
+        quadtree.put(new DegreePosition(49.560050000000004, 8.62922));
+        quadtree.put(new DegreePosition(49.55922, 8.62894));
+        quadtree.put(new DegreePosition(49.55603000000001, 8.628010000000002));
+        quadtree.put(new DegreePosition(49.55425, 8.62767));
+        quadtree.put(new DegreePosition(49.55111, 8.62743));
+        quadtree.put(new DegreePosition(49.548930000000006, 8.62748));
+        quadtree.put(new DegreePosition(49.548120000000004, 8.62757));
+        quadtree.put(new DegreePosition(49.54666, 8.62784));
+        quadtree.put(new DegreePosition(49.54466000000001, 8.62827));
+        quadtree.put(new DegreePosition(49.54215000000001, 8.62898));
+        quadtree.put(new DegreePosition(49.539440000000006, 8.62991));
+        quadtree.put(new DegreePosition(49.537850000000006, 8.63052));
+        quadtree.put(new DegreePosition(49.52872000000001, 8.63442));
+        quadtree.put(new DegreePosition(49.527300000000004, 8.63508));
+        quadtree.put(new DegreePosition(49.52526, 8.635860000000001));
+        quadtree.put(new DegreePosition(49.52337000000001, 8.636510000000001));
+        quadtree.put(new DegreePosition(49.52058, 8.637360000000001));
+        quadtree.put(new DegreePosition(49.518550000000005, 8.637910000000002));
+        quadtree.put(new DegreePosition(49.51503, 8.638770000000001));
+        quadtree.put(new DegreePosition(49.51098, 8.639330000000001));
+        quadtree.put(new DegreePosition(49.50845, 8.63959));
+        quadtree.put(new DegreePosition(49.50417, 8.639740000000002));
+        quadtree.put(new DegreePosition(49.499810000000004, 8.63963));
+        quadtree.put(new DegreePosition(49.49546, 8.63912));
+        quadtree.put(new DegreePosition(49.49306000000001, 8.638910000000001));
+        quadtree.put(new DegreePosition(49.490320000000004, 8.638760000000001));
+        quadtree.put(new DegreePosition(49.48669, 8.63865));
+        quadtree.put(new DegreePosition(49.484480000000005, 8.638760000000001));
+        quadtree.put(new DegreePosition(49.48073, 8.639330000000001));
+        quadtree.put(new DegreePosition(49.4776, 8.640130000000001));
+        quadtree.put(new DegreePosition(49.476310000000005, 8.64052));
+        quadtree.put(new DegreePosition(49.468500000000006, 8.64342));
+        quadtree.put(new DegreePosition(49.464470000000006, 8.64483));
+        quadtree.put(new DegreePosition(49.461290000000005, 8.64577));
+        quadtree.put(new DegreePosition(49.458690000000004, 8.64629));
+        quadtree.put(new DegreePosition(49.457530000000006, 8.646460000000001));
+        quadtree.put(new DegreePosition(49.455380000000005, 8.64666));
+        quadtree.put(new DegreePosition(49.453050000000005, 8.64668));
+        quadtree.put(new DegreePosition(49.451750000000004, 8.64661));
+        quadtree.put(new DegreePosition(49.450430000000004, 8.64647));
+        quadtree.put(new DegreePosition(49.44711, 8.64578));
+        quadtree.put(new DegreePosition(49.445350000000005, 8.6453));
+        quadtree.put(new DegreePosition(49.44398, 8.64478));
+        quadtree.put(new DegreePosition(49.44091, 8.64338));
+        quadtree.put(new DegreePosition(49.439840000000004, 8.64282));
+        quadtree.put(new DegreePosition(49.438340000000004, 8.64193));
+        quadtree.put(new DegreePosition(49.43139000000001, 8.63724));
+        quadtree.put(new DegreePosition(49.42933000000001, 8.636080000000002));
+        quadtree.put(new DegreePosition(49.427890000000005, 8.63537));
+        quadtree.put(new DegreePosition(49.426460000000006, 8.634820000000001));
+        quadtree.put(new DegreePosition(49.42436000000001, 8.634160000000001));
+        quadtree.put(new DegreePosition(49.422200000000004, 8.63371));
+        quadtree.put(new DegreePosition(49.42033000000001, 8.633500000000002));
+        quadtree.put(new DegreePosition(49.41946, 8.63347));
+        quadtree.put(new DegreePosition(49.41798000000001, 8.63348));
+        quadtree.put(new DegreePosition(49.415710000000004, 8.633700000000001));
+        quadtree.put(new DegreePosition(49.41463, 8.6339));
+        quadtree.put(new DegreePosition(49.412670000000006, 8.63437));
+        quadtree.put(new DegreePosition(49.411120000000004, 8.6349));
+        quadtree.put(new DegreePosition(49.40739000000001, 8.636330000000001));
+        quadtree.put(new DegreePosition(49.40572, 8.636800000000001));
+        quadtree.put(new DegreePosition(49.39164, 8.63865));
+        quadtree.put(new DegreePosition(49.39021, 8.63879));
+        quadtree.put(new DegreePosition(49.38855, 8.638720000000001));
+        quadtree.put(new DegreePosition(49.38721, 8.638480000000001));
+        quadtree.put(new DegreePosition(49.38656, 8.638290000000001));
+        quadtree.put(new DegreePosition(49.38440000000001, 8.63746));
+        quadtree.put(new DegreePosition(49.37805, 8.63387));
+        quadtree.put(new DegreePosition(49.376940000000005, 8.63334));
+        quadtree.put(new DegreePosition(49.376000000000005, 8.63297));
+        quadtree.put(new DegreePosition(49.37500000000001, 8.63269));
+        quadtree.put(new DegreePosition(49.373780000000004, 8.632480000000001));
+        quadtree.put(new DegreePosition(49.36988, 8.63222));
+        quadtree.put(new DegreePosition(49.36872, 8.632190000000001));
+        quadtree.put(new DegreePosition(49.364360000000005, 8.631910000000001));
+        quadtree.put(new DegreePosition(49.35228000000001, 8.63127));
+        quadtree.put(new DegreePosition(49.34911, 8.631160000000001));
+        quadtree.put(new DegreePosition(49.33944, 8.63067));
+        quadtree.put(new DegreePosition(49.31497, 8.62917));
+        quadtree.put(new DegreePosition(49.312200000000004, 8.62892));
+        quadtree.put(new DegreePosition(49.31073000000001, 8.628670000000001));
+        quadtree.put(new DegreePosition(49.303380000000004, 8.626940000000001));
+        quadtree.put(new DegreePosition(49.30293, 8.62654));
+        quadtree.put(new DegreePosition(49.30285000000001, 8.62644));
+        quadtree.put(new DegreePosition(49.302690000000005, 8.62608));
+        quadtree.put(new DegreePosition(49.30268, 8.62584));
+        quadtree.put(new DegreePosition(49.30299, 8.62268));
+        quadtree.put(new DegreePosition(49.30303000000001, 8.622010000000001));
+        quadtree.put(new DegreePosition(49.30299, 8.621730000000001));
+        quadtree.put(new DegreePosition(49.30293, 8.6216));
+        quadtree.put(new DegreePosition(49.30274000000001, 8.62147));
+        quadtree.put(new DegreePosition(49.30238000000001, 8.62139));
+        quadtree.put(new DegreePosition(49.302290000000006, 8.621310000000001));
+        quadtree.put(new DegreePosition(49.301950000000005, 8.62127));
+        quadtree.put(new DegreePosition(49.30187, 8.62279));
+        quadtree.put(new DegreePosition(49.30172, 8.62456));
+        quadtree.put(new DegreePosition(49.30134, 8.62697));
+        quadtree.put(new DegreePosition(49.30116, 8.627690000000001));
+        quadtree.put(new DegreePosition(49.30053, 8.629800000000001));
+        quadtree.put(new DegreePosition(49.299820000000004, 8.63142));
+        quadtree.put(new DegreePosition(49.29916, 8.6327));
+        quadtree.put(new DegreePosition(49.299530000000004, 8.63279));
+        quadtree.put(new DegreePosition(49.30006, 8.63272));
+        quadtree.put(new DegreePosition(49.30068000000001, 8.63277));
+        quadtree.put(new DegreePosition(49.30082, 8.63283));
+        quadtree.put(new DegreePosition(49.301050000000004, 8.633040000000001));
+        quadtree.put(new DegreePosition(49.300340000000006, 8.634780000000001));
+        quadtree.put(new DegreePosition(49.29995, 8.63593));
+        quadtree.put(new DegreePosition(49.299690000000005, 8.63723));
+        quadtree.put(new DegreePosition(49.299600000000005, 8.638200000000001));
+        quadtree.put(new DegreePosition(49.29963, 8.63973));
+        quadtree.put(new DegreePosition(49.299710000000005, 8.64104));
+        quadtree.put(new DegreePosition(49.29831, 8.643080000000001));
+        quadtree.put(new DegreePosition(49.29796, 8.64334));
+        quadtree.put(new DegreePosition(49.297920000000005, 8.643450000000001));
+        quadtree.put(new DegreePosition(49.297920000000005, 8.643590000000001));
+        quadtree.put(new DegreePosition(49.29798, 8.64389));
+        quadtree.put(new DegreePosition(49.299420000000005, 8.646180000000001));
+        quadtree.put(new DegreePosition(49.299580000000006, 8.64652));
+        quadtree.put(new DegreePosition(49.29955, 8.646640000000001));
+        quadtree.put(new DegreePosition(49.29957, 8.64677));
+        quadtree.put(new DegreePosition(49.299710000000005, 8.64681));
+        quadtree.put(new DegreePosition(49.29977, 8.646730000000002));
+        quadtree.put(new DegreePosition(49.299780000000005, 8.646640000000001));
+        quadtree.put(new DegreePosition(49.299690000000005, 8.64648));
+        quadtree.put(new DegreePosition(49.2997, 8.64638));
+        quadtree.put(new DegreePosition(49.29992000000001, 8.64586));
+        quadtree.put(new DegreePosition(49.29995, 8.64563));
+        quadtree.put(new DegreePosition(49.300790000000006, 8.644));
+        quadtree.put(new DegreePosition(49.301120000000004, 8.643650000000001));
+        quadtree.put(new DegreePosition(49.301390000000005, 8.64348));
+        quadtree.put(new DegreePosition(49.30283000000001, 8.642980000000001));
+        quadtree.put(new DegreePosition(49.30346, 8.642560000000001));
+        quadtree.put(new DegreePosition(49.30378, 8.64241));
+        quadtree.put(new DegreePosition(49.309740000000005, 8.64105));
+        quadtree.put(new DegreePosition(49.309760000000004, 8.64207));
+        quadtree.put(new DegreePosition(49.309140000000006, 8.64212));
+        quadtree.put(new DegreePosition(49.309140000000006, 8.643880000000001));
+        quadtree.put(new DegreePosition(49.30917, 8.64403));
+        quadtree.put(new DegreePosition(49.30923000000001, 8.644110000000001));
+        quadtree.put(new DegreePosition(49.30937, 8.644110000000001));
+
+        p1 = new DegreePosition(50.47498691278631, 8.701171875);
+        p2 = new DegreePosition(50.47149085139956, 8.7066650390625);
+        p3 = new DegreePosition(50.47848271564207, 8.7066650390625);
+    }
     
     @Test
     public void testNoNPEDuringSecondPutInSameLeaf() {
@@ -63,1132 +1217,6 @@ public class QuadTreeTest {
     
     @Test
     public void testDistance() {
-	GLatLngQuadTree quadtree = new GLatLngQuadTree(new DegreePosition(49.29,
-		7.9), new DegreePosition(50.88506, 8.75), /* maxItems */30);
-	quadtree.put(new DegreePosition(50.88505000000001, 7.995520000000001));
-	quadtree.put(new DegreePosition(50.884930000000004, 7.996440000000001));
-	quadtree.put(new DegreePosition(50.884840000000004, 7.99666));
-	quadtree.put(new DegreePosition(50.8843, 7.997490000000001));
-	quadtree.put(new DegreePosition(50.884240000000005, 7.997730000000001));
-	quadtree.put(new DegreePosition(50.88423, 7.997980000000001));
-	quadtree.put(new DegreePosition(50.8847, 7.999010000000001));
-	quadtree.put(new DegreePosition(50.884600000000006, 7.999130000000001));
-	quadtree.put(new DegreePosition(50.88448, 7.99938));
-	quadtree.put(new DegreePosition(50.88421, 8.00014));
-	quadtree.put(new DegreePosition(50.88382000000001, 8.00174));
-	quadtree.put(new DegreePosition(50.88355000000001, 8.00263));
-	quadtree.put(new DegreePosition(50.883570000000006, 8.00309));
-	quadtree.put(new DegreePosition(50.883700000000005, 8.003530000000001));
-	quadtree.put(new DegreePosition(50.88212000000001, 8.00539));
-	quadtree.put(new DegreePosition(50.881620000000005, 8.006260000000001));
-	quadtree.put(new DegreePosition(50.881080000000004, 8.007610000000001));
-	quadtree.put(new DegreePosition(50.88103, 8.007900000000001));
-	quadtree.put(new DegreePosition(50.88103, 8.009030000000001));
-	quadtree.put(new DegreePosition(50.880880000000005, 8.009640000000001));
-	quadtree.put(new DegreePosition(50.88047, 8.010860000000001));
-	quadtree.put(new DegreePosition(50.880030000000005, 8.012500000000001));
-	quadtree.put(new DegreePosition(50.87866, 8.016810000000001));
-	quadtree.put(new DegreePosition(50.87832, 8.017790000000002));
-	quadtree.put(new DegreePosition(50.878240000000005, 8.01793));
-	quadtree.put(new DegreePosition(50.878150000000005, 8.01795));
-	quadtree.put(new DegreePosition(50.87803, 8.01782));
-	quadtree.put(new DegreePosition(50.87776, 8.01717));
-	quadtree.put(new DegreePosition(50.8774, 8.01654));
-	quadtree.put(new DegreePosition(50.87709, 8.01622));
-	quadtree.put(new DegreePosition(50.87585000000001, 8.013850000000001));
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-	quadtree.put(new DegreePosition(49.48073, 8.639330000000001));
-	quadtree.put(new DegreePosition(49.4776, 8.640130000000001));
-	quadtree.put(new DegreePosition(49.476310000000005, 8.64052));
-	quadtree.put(new DegreePosition(49.468500000000006, 8.64342));
-	quadtree.put(new DegreePosition(49.464470000000006, 8.64483));
-	quadtree.put(new DegreePosition(49.461290000000005, 8.64577));
-	quadtree.put(new DegreePosition(49.458690000000004, 8.64629));
-	quadtree.put(new DegreePosition(49.457530000000006, 8.646460000000001));
-	quadtree.put(new DegreePosition(49.455380000000005, 8.64666));
-	quadtree.put(new DegreePosition(49.453050000000005, 8.64668));
-	quadtree.put(new DegreePosition(49.451750000000004, 8.64661));
-	quadtree.put(new DegreePosition(49.450430000000004, 8.64647));
-	quadtree.put(new DegreePosition(49.44711, 8.64578));
-	quadtree.put(new DegreePosition(49.445350000000005, 8.6453));
-	quadtree.put(new DegreePosition(49.44398, 8.64478));
-	quadtree.put(new DegreePosition(49.44091, 8.64338));
-	quadtree.put(new DegreePosition(49.439840000000004, 8.64282));
-	quadtree.put(new DegreePosition(49.438340000000004, 8.64193));
-	quadtree.put(new DegreePosition(49.43139000000001, 8.63724));
-	quadtree.put(new DegreePosition(49.42933000000001, 8.636080000000002));
-	quadtree.put(new DegreePosition(49.427890000000005, 8.63537));
-	quadtree.put(new DegreePosition(49.426460000000006, 8.634820000000001));
-	quadtree.put(new DegreePosition(49.42436000000001, 8.634160000000001));
-	quadtree.put(new DegreePosition(49.422200000000004, 8.63371));
-	quadtree.put(new DegreePosition(49.42033000000001, 8.633500000000002));
-	quadtree.put(new DegreePosition(49.41946, 8.63347));
-	quadtree.put(new DegreePosition(49.41798000000001, 8.63348));
-	quadtree.put(new DegreePosition(49.415710000000004, 8.633700000000001));
-	quadtree.put(new DegreePosition(49.41463, 8.6339));
-	quadtree.put(new DegreePosition(49.412670000000006, 8.63437));
-	quadtree.put(new DegreePosition(49.411120000000004, 8.6349));
-	quadtree.put(new DegreePosition(49.40739000000001, 8.636330000000001));
-	quadtree.put(new DegreePosition(49.40572, 8.636800000000001));
-	quadtree.put(new DegreePosition(49.39164, 8.63865));
-	quadtree.put(new DegreePosition(49.39021, 8.63879));
-	quadtree.put(new DegreePosition(49.38855, 8.638720000000001));
-	quadtree.put(new DegreePosition(49.38721, 8.638480000000001));
-	quadtree.put(new DegreePosition(49.38656, 8.638290000000001));
-	quadtree.put(new DegreePosition(49.38440000000001, 8.63746));
-	quadtree.put(new DegreePosition(49.37805, 8.63387));
-	quadtree.put(new DegreePosition(49.376940000000005, 8.63334));
-	quadtree.put(new DegreePosition(49.376000000000005, 8.63297));
-	quadtree.put(new DegreePosition(49.37500000000001, 8.63269));
-	quadtree.put(new DegreePosition(49.373780000000004, 8.632480000000001));
-	quadtree.put(new DegreePosition(49.36988, 8.63222));
-	quadtree.put(new DegreePosition(49.36872, 8.632190000000001));
-	quadtree.put(new DegreePosition(49.364360000000005, 8.631910000000001));
-	quadtree.put(new DegreePosition(49.35228000000001, 8.63127));
-	quadtree.put(new DegreePosition(49.34911, 8.631160000000001));
-	quadtree.put(new DegreePosition(49.33944, 8.63067));
-	quadtree.put(new DegreePosition(49.31497, 8.62917));
-	quadtree.put(new DegreePosition(49.312200000000004, 8.62892));
-	quadtree.put(new DegreePosition(49.31073000000001, 8.628670000000001));
-	quadtree.put(new DegreePosition(49.303380000000004, 8.626940000000001));
-	quadtree.put(new DegreePosition(49.30293, 8.62654));
-	quadtree.put(new DegreePosition(49.30285000000001, 8.62644));
-	quadtree.put(new DegreePosition(49.302690000000005, 8.62608));
-	quadtree.put(new DegreePosition(49.30268, 8.62584));
-	quadtree.put(new DegreePosition(49.30299, 8.62268));
-	quadtree.put(new DegreePosition(49.30303000000001, 8.622010000000001));
-	quadtree.put(new DegreePosition(49.30299, 8.621730000000001));
-	quadtree.put(new DegreePosition(49.30293, 8.6216));
-	quadtree.put(new DegreePosition(49.30274000000001, 8.62147));
-	quadtree.put(new DegreePosition(49.30238000000001, 8.62139));
-	quadtree.put(new DegreePosition(49.302290000000006, 8.621310000000001));
-	quadtree.put(new DegreePosition(49.301950000000005, 8.62127));
-	quadtree.put(new DegreePosition(49.30187, 8.62279));
-	quadtree.put(new DegreePosition(49.30172, 8.62456));
-	quadtree.put(new DegreePosition(49.30134, 8.62697));
-	quadtree.put(new DegreePosition(49.30116, 8.627690000000001));
-	quadtree.put(new DegreePosition(49.30053, 8.629800000000001));
-	quadtree.put(new DegreePosition(49.299820000000004, 8.63142));
-	quadtree.put(new DegreePosition(49.29916, 8.6327));
-	quadtree.put(new DegreePosition(49.299530000000004, 8.63279));
-	quadtree.put(new DegreePosition(49.30006, 8.63272));
-	quadtree.put(new DegreePosition(49.30068000000001, 8.63277));
-	quadtree.put(new DegreePosition(49.30082, 8.63283));
-	quadtree.put(new DegreePosition(49.301050000000004, 8.633040000000001));
-	quadtree.put(new DegreePosition(49.300340000000006, 8.634780000000001));
-	quadtree.put(new DegreePosition(49.29995, 8.63593));
-	quadtree.put(new DegreePosition(49.299690000000005, 8.63723));
-	quadtree.put(new DegreePosition(49.299600000000005, 8.638200000000001));
-	quadtree.put(new DegreePosition(49.29963, 8.63973));
-	quadtree.put(new DegreePosition(49.299710000000005, 8.64104));
-	quadtree.put(new DegreePosition(49.29831, 8.643080000000001));
-	quadtree.put(new DegreePosition(49.29796, 8.64334));
-	quadtree.put(new DegreePosition(49.297920000000005, 8.643450000000001));
-	quadtree.put(new DegreePosition(49.297920000000005, 8.643590000000001));
-	quadtree.put(new DegreePosition(49.29798, 8.64389));
-	quadtree.put(new DegreePosition(49.299420000000005, 8.646180000000001));
-	quadtree.put(new DegreePosition(49.299580000000006, 8.64652));
-	quadtree.put(new DegreePosition(49.29955, 8.646640000000001));
-	quadtree.put(new DegreePosition(49.29957, 8.64677));
-	quadtree.put(new DegreePosition(49.299710000000005, 8.64681));
-	quadtree.put(new DegreePosition(49.29977, 8.646730000000002));
-	quadtree.put(new DegreePosition(49.299780000000005, 8.646640000000001));
-	quadtree.put(new DegreePosition(49.299690000000005, 8.64648));
-	quadtree.put(new DegreePosition(49.2997, 8.64638));
-	quadtree.put(new DegreePosition(49.29992000000001, 8.64586));
-	quadtree.put(new DegreePosition(49.29995, 8.64563));
-	quadtree.put(new DegreePosition(49.300790000000006, 8.644));
-	quadtree.put(new DegreePosition(49.301120000000004, 8.643650000000001));
-	quadtree.put(new DegreePosition(49.301390000000005, 8.64348));
-	quadtree.put(new DegreePosition(49.30283000000001, 8.642980000000001));
-	quadtree.put(new DegreePosition(49.30346, 8.642560000000001));
-	quadtree.put(new DegreePosition(49.30378, 8.64241));
-	quadtree.put(new DegreePosition(49.309740000000005, 8.64105));
-	quadtree.put(new DegreePosition(49.309760000000004, 8.64207));
-	quadtree.put(new DegreePosition(49.309140000000006, 8.64212));
-	quadtree.put(new DegreePosition(49.309140000000006, 8.643880000000001));
-	quadtree.put(new DegreePosition(49.30917, 8.64403));
-	quadtree.put(new DegreePosition(49.30923000000001, 8.644110000000001));
-	quadtree.put(new DegreePosition(49.30937, 8.644110000000001));
-
-	Position p1 = new DegreePosition(50.47498691278631, 8.701171875);
-	Position p2 = new DegreePosition(50.47149085139956, 8.7066650390625);
-	Position p3 = new DegreePosition(50.47848271564207, 8.7066650390625);
-
 	double maxDistance = 0.06242236766906711;
 	Position p1Nearest = quadtree.get(p1, maxDistance);
 	Position p2Nearest = quadtree.get(p2, maxDistance);
@@ -1198,4 +1226,85 @@ public class QuadTreeTest {
 	assertNotNull(p3Nearest);
     }
     
+    @Test
+    public void testNearest() {
+        double maxDistance = 0.06242236766906711;
+        Position p1Nearest = quadtree.get(p1, maxDistance);
+        Position p2Nearest = quadtree.get(p2, maxDistance);
+        Position p3Nearest = quadtree.get(p3, maxDistance);
+        assertSame(getNearestByApproximateDistance(p1), p1Nearest);
+        assertSame(getNearestByApproximateDistance(p2), p2Nearest);
+        assertSame(getNearestByApproximateDistance(p3), p3Nearest);
+    }
+    
+    private double approximateDistance(Position p1, Position p2) {
+        double dLat = p2.getLatDeg() - p1.getLatDeg();
+        double dLon = p2.getLngDeg() - p1.getLngDeg();
+        return Math.sqrt(dLat*dLat + dLon*dLon);
+    }
+    
+    private Position getNearestByApproximateDistance(Position pos) {
+        double minDistance = Double.MAX_VALUE;
+        Position nearestByDistance = null;
+        for (final Position p : quadtree.get(new BoundsImpl(new DegreePosition(-90, -180), new DegreePosition(90, 180)))) { // get all
+            if (approximateDistance(p, pos) < minDistance) {
+                nearestByDistance = p;
+                minDistance = approximateDistance(p, pos);
+            }
+        }
+        return nearestByDistance;
+    }
+    
+    @Test
+    public void testTooFarAwayProducesEmptyResults() {
+        double maxDistance = 0.06242236766906711;
+        Position p1Nearest = quadtree.get(new DegreePosition(0, 0), maxDistance);
+        assertNull(p1Nearest);
+    }
+    
+    @Test
+    public void measureLookupNearestPerformance() {
+        long start = System.currentTimeMillis();
+        final int ITERATIONS = 100000;
+        for (int i=0; i<ITERATIONS; i++) {
+            final Position randomPosition = new DegreePosition(49.5+Math.random(), 7.5+Math.random());
+            quadtree.get(randomPosition);
+        }
+        long duration = System.currentTimeMillis() - start;
+        performanceReportCase.addMeasurement(new Measurement("findNearest_"+ITERATIONS+"_millis", duration));
+    }
+    
+    @Test
+    public void measureInsertPerformance() {
+        long start = System.currentTimeMillis();
+        final int ITERATIONS = 100000;
+        for (int i=0; i<ITERATIONS; i++) {
+            final Position randomPosition = new DegreePosition(49.5+Math.random(), 7.5+Math.random());
+            quadtree.put(randomPosition);
+        }
+        long duration = System.currentTimeMillis() - start;
+        performanceReportCase.addMeasurement(new Measurement("insertPosition_"+ITERATIONS+"_millis", duration));
+    }
+    
+    @Test
+    public void measureRemovePerformance() {
+        final int ITERATIONS = 100000;
+        List<Position> positions = new ArrayList<>();
+        for (int i=0; i<ITERATIONS; i++) {
+            final Position randomPosition = new DegreePosition(49.5+Math.random(), 7.5+Math.random());
+            positions.add(randomPosition);
+            quadtree.put(randomPosition);
+        }
+        long start = System.currentTimeMillis();
+        for (Position p : positions) {
+            quadtree.remove(p, p);
+        }
+        long duration = System.currentTimeMillis() - start;
+        performanceReportCase.addMeasurement(new Measurement("removePosition_"+ITERATIONS+"_millis", duration));
+    }
+    
+    @AfterClass
+    public static void writeMeasurements() throws IOException {
+        performanceReport.write();
+    }
 }