diff --git a/MapControl/Shared/MapProjectionFactory.cs b/MapControl/Shared/MapProjectionFactory.cs
index 8348d1dc..260fbeb4 100644
--- a/MapControl/Shared/MapProjectionFactory.cs
+++ b/MapControl/Shared/MapProjectionFactory.cs
@@ -36,6 +36,10 @@ namespace MapControl
                     projection = new Wgs84AutoUtmProjection();
                     break;
 
+                case Wgs84AutoTmProjection.DefaultCrsId:
+                    projection = new Wgs84AutoTmProjection();
+                    break;
+
                 case OrthographicProjection.DefaultCrsId:
                     projection = new OrthographicProjection();
                     break;
diff --git a/MapControl/Shared/TransverseMercatorProjection.cs b/MapControl/Shared/TransverseMercatorProjection.cs
index 38a54285..9af93a34 100644
--- a/MapControl/Shared/TransverseMercatorProjection.cs
+++ b/MapControl/Shared/TransverseMercatorProjection.cs
@@ -8,8 +8,8 @@ using Avalonia;
 namespace MapControl
 {
     /// <summary>
-    /// Universal Transverse Mercator Projection.
-    /// See https://en.wikipedia.org/wiki/Universal_Transverse_Mercator_coordinate_system.
+    /// Transverse Mercator Projection.
+    /// See https://en.wikipedia.org/wiki/Transverse_Mercator_projection.
     /// </summary>
     public class TransverseMercatorProjection : MapProjection
     {
@@ -17,7 +17,7 @@ namespace MapControl
         public double Flattening { get; set; } = Wgs84Flattening;
         public double ScaleFactor { get; set; } = 0.9996;
         public double CentralMeridian { get; set; }
-        public double FalseEasting { get; set; } = 5e5;
+        public double FalseEasting { get; set; }
         public double FalseNorthing { get; set; }
 
         public TransverseMercatorProjection()
diff --git a/MapControl/Shared/Wgs84AutoTmProjection.cs b/MapControl/Shared/Wgs84AutoTmProjection.cs
new file mode 100644
index 00000000..ebf9039f
--- /dev/null
+++ b/MapControl/Shared/Wgs84AutoTmProjection.cs
@@ -0,0 +1,31 @@
+namespace MapControl
+{
+    /// <summary>
+    /// WGS84 Auto Transverse Mercator Projection.
+    /// </summary>
+    public class Wgs84AutoTmProjection : TransverseMercatorProjection
+    {
+        public const string DefaultCrsId = "AUTO2:42002";
+
+        public Wgs84AutoTmProjection()
+            : this(DefaultCrsId)
+        {
+            // XAML needs parameterless constructor
+        }
+
+        public Wgs84AutoTmProjection(string crsId)
+        {
+            CrsId = crsId;
+        }
+
+        public override Location Center
+        {
+            get => base.Center;
+            protected internal set
+            {
+                base.Center = value;
+                CentralMeridian = value.Longitude;
+            }
+        }
+    }
+}
diff --git a/MapControl/Shared/Wgs84UtmProjection.cs b/MapControl/Shared/Wgs84UtmProjection.cs
index 7f0a8151..db6c8e92 100644
--- a/MapControl/Shared/Wgs84UtmProjection.cs
+++ b/MapControl/Shared/Wgs84UtmProjection.cs
@@ -4,6 +4,7 @@ namespace MapControl
 {
     /// <summary>
     /// WGS84 UTM Projection with zone number and north/south flag.
+    /// See https://en.wikipedia.org/wiki/Universal_Transverse_Mercator_coordinate_system.
     /// </summary>
     public class Wgs84UtmProjection : TransverseMercatorProjection
     {
@@ -66,7 +67,7 @@ namespace MapControl
             get => base.Center;
             protected internal set
             {
-                if (!Equals(base.Center, value))
+                if (!base.Center.Equals(value))
                 {
                     base.Center = value;
 
diff --git a/MapProjections/Shared/Wgs84UtmProjection.cs b/MapProjections/Shared/Wgs84UtmProjection.cs
index c0942d1a..11784408 100644
--- a/MapProjections/Shared/Wgs84UtmProjection.cs
+++ b/MapProjections/Shared/Wgs84UtmProjection.cs
@@ -5,6 +5,7 @@ namespace MapControl.Projections
 {
     /// <summary>
     /// WGS84 UTM Projection with zone number and north/south flag.
+    /// See https://en.wikipedia.org/wiki/Universal_Transverse_Mercator_coordinate_system.
     /// </summary>
     public class Wgs84UtmProjection : GeoApiProjection
     {
@@ -41,17 +42,16 @@ namespace MapControl.Projections
     /// </summary>
     public class Wgs84AutoUtmProjection : Wgs84UtmProjection
     {
-        private readonly string autoCrsId;
+        public Wgs84AutoUtmProjection()
+            : this(MapControl.Wgs84AutoUtmProjection.DefaultCrsId)
+        {
+            // XAML needs parameterless constructor
+        }
 
-        public Wgs84AutoUtmProjection(string crsId = MapControl.Wgs84AutoUtmProjection.DefaultCrsId)
+        public Wgs84AutoUtmProjection(string crsId)
             : base(31, true)
         {
-            autoCrsId = crsId;
-
-            if (!string.IsNullOrEmpty(autoCrsId))
-            {
-                CrsId = autoCrsId;
-            }
+            CrsId = crsId;
         }
 
         public override Location Center
@@ -59,7 +59,7 @@ namespace MapControl.Projections
             get => base.Center;
             protected set
             {
-                if (!Equals(base.Center, value))
+                if (!base.Center.Equals(value))
                 {
                     base.Center = value;
 
@@ -69,12 +69,9 @@ namespace MapControl.Projections
 
                     if (Zone != zone || IsNorth != north)
                     {
+                        var crsId = CrsId;
                         SetZone(zone, north);
-
-                        if (!string.IsNullOrEmpty(autoCrsId))
-                        {
-                            CrsId = autoCrsId;
-                        }
+                        CrsId = crsId;
                     }
                 }
             }