diff -u -r1.17 -r1.18
--- ZvTrack.java	2 Aug 2005 17:55:23 -0000	1.17
+++ ZvTrack.java	9 Aug 2005 22:56:10 -0000	1.18
@@ -390,7 +390,7 @@

      *            The length parameter of the parabola
      * @return The point in space at the length lengthParameter
      */

-    SpacePoint getTubeCenter(double lengthParameter) {

+    public SpacePoint getTubeCenter(double lengthParameter) {

         SpacePoint startingPoint = rotateLocation(referencePoint());
         double theta = trackRotationAngle;
         double yPrime = lengthParameter;