diff -u -r1.6 -r1.7
--- LocalHelixExtrapolator.java	25 Jul 2008 22:47:08 -0000	1.6
+++ LocalHelixExtrapolator.java	25 Jul 2008 23:00:21 -0000	1.7
@@ -378,7 +378,7 @@

 	return tangent;
     }
 

-    protected Hep3Vector getTangent(Hep3Vector v, Track tr){

+    public Hep3Vector getTangent(Hep3Vector v, Track tr){

                                                                                                                               
         double x0 = v.x();
         double y0 = v.y();