Index: trunk/Mars/msim/MSimPointingPos.cc
===================================================================
--- trunk/Mars/msim/MSimPointingPos.cc	(revision 18877)
+++ trunk/Mars/msim/MSimPointingPos.cc	(revision 18878)
@@ -215,5 +215,5 @@
     else
     {
-        dtheta = TMath::Sqrt(gRandom->Uniform(fTMath::Power(OffTargetDistance, 2)));
+        dtheta = TMath::Sqrt(gRandom->Uniform(TMath::Power(fOffTargetDistance, 2)));
         dphi   = gRandom->Uniform(TMath::TwoPi());
     }