@@ -34,6 +34,7 @@ var TcasItemClass = {

             me._can.Alt

                 .setText(sprintf("%+i", alt))

                 .set('fill', me._colors[level])

+                .setRotation(orientation)

                 .setVisible(1);

         else

             me._can.Alt.setVisible(0);

@@ -42,6 +43,7 @@ var TcasItemClass = {

             me._can.Arrow[vs < 0]

                 .set('fill', me._colors[level])

                 .set('stroke', me._colors[level])

+                .setRotation(orientation)

                 .setVisible(1);

             me._can.Arrow[vs > 0].setVisible(0);

@@ -52,12 +54,14 @@ var TcasItemClass = {

         }

         for (var i = 0; i < 4; i += 1)

-            me._can.ThreadLevel[i].setVisible(level == i);

+            me._can.ThreadLevel[i]

+                .setRotation(orientation)

+                .setVisible(level == i);

         me._can.Callsign

             .setText(callsign)

             .set('fill', me._colors[level])

-            .setRotation(-orientation * D2R)

+            .setRotation(orientation)

             .setVisible(1);

     },

 };

@@ -91,12 +95,13 @@ var MapTcas = {

         me.group._node.getNode('ref-lon', 1).setDoubleValue(data.lon);

         me.group.setRange(me.device.data['range-nm']/2);

         me._itemIndex = 0;

+        var normOrientation = -me.device.data.orientation.map * D2R;

         foreach (var ac; data.tcas) {

             if (me._itemIndex >= me._itemCount) {

                 append(me._item, TcasItemClass.new(me.group, me._itemIndex));

                 me._itemCount += 1;

             }

-            me._item[me._itemIndex].setData(ac.lat, ac.lon, ac.alt, ac.vs, ac.level, ac.callsign, me.device.data.orientation.map);

+            me._item[me._itemIndex].setData(ac.lat, ac.lon, ac.alt, ac.vs, ac.level, ac.callsign, normOrientation);

             me._itemIndex += 1;

         }