--- DarthVader/TrackerLevel2/doc/Change-log.txt	2007/04/27 10:39:56	1.3
+++ DarthVader/TrackerLevel2/doc/Change-log.txt	2008/12/05 08:26:45	1.4
@@ -35,3 +35,16 @@
 Added information about: ladder and sensor intersected by the trajectory, bad cluster, saturated cluster 
 Added tailx taily
 Removed TRef and TRefArray
+===============================================================================
+
+ >>>missing<<<
+
+===============================================================================
+v6r00
+
+Optimized the tracking routine:
+- released starting condition for Hough transform (no more 3 XY couples, but 3X+3Y with at least 1 XY couple)
+- more efficient second-track search
+- nuclei recovery condition (low-charge clusters excluded from track search)
+
+NB!!!!: for data reduced with this software proper EFIICIENCIES should be considered