diff --git a/NPSimulation/Detectors/Catana/Catana.cc b/NPSimulation/Detectors/Catana/Catana.cc
index 6373846ec0aedd813086a87732889d29d6925cde..bc634efbeb90c3938d68840dd5fd4defa0cf2455 100644
--- a/NPSimulation/Detectors/Catana/Catana.cc
+++ b/NPSimulation/Detectors/Catana/Catana.cc
@@ -66,7 +66,7 @@ namespace Catana_NS{
   // Energy and time Resolution
   const double EnergyThreshold = 0.1*MeV;
   const double ResoTime = 4.5*ns ;
-  const double ResoEnergy = 1.0*MeV ;
+  const double ResoEnergy = 0.08*MeV ;
   double Length = 600*mm ;
   string Material = "CsI";
 }
diff --git a/Projects/Strasse/Analysis.cxx b/Projects/Strasse/Analysis.cxx
index 92dc2e8447b973b11b9fe89ede8cc9a75c0e3850..1f5acb9334ba72a1ba566747be1d52f91137d070 100644
--- a/Projects/Strasse/Analysis.cxx
+++ b/Projects/Strasse/Analysis.cxx
@@ -109,7 +109,6 @@ void Analysis::TreatEvent(){
       E1 = ReconstructProtonEnergy(Vertex,Proton1,Catana->Energy[i1]); 
       E2 = ReconstructProtonEnergy(Vertex,Proton2,Catana->Energy[i2]);
       double TA = BeamTarget.Slow(InitialBeamEnergy,abs(VertexZ-75),0);
-      //double TA = RC->GetBeamEnergy();
       // setting up Lorentz Vector from measured trajectories and energies
       TVector3 PA(0,0,sqrt(TA*(TA+2*m_QFS->GetNucleusA()->Mass()))); // for like there is no BDC
       Proton1=E1*Proton1.Unit();
@@ -126,7 +125,6 @@ void Analysis::TreatEvent(){
       LV_B = LV_A + LV_T - LV_p1 - LV_p2;
       //LV_B = RC->GetParticleMomentum(2);
       Ex = LV_B.M() - m_QFS->GetNucleusB()->Mass();
-      cout << Ex << " " << m_QFS->GetNucleusB()->Mass() << endl;
     }
     
   }
@@ -142,7 +140,7 @@ double Analysis::ReconstructProtonEnergy(const TVector3& x0, const TVector3& dir
     // Strasse Chamber
     E = protonAl.EvaluateInitialEnergy(E,3*mm,Theta);
     // Outer Barrel
-    E = protonSi.EvaluateInitialEnergy(E,400*micrometer,Theta);
+    E = protonSi.EvaluateInitialEnergy(E,300*micrometer,Theta);
     // Inner Barrel
     E = protonSi.EvaluateInitialEnergy(E,200*micrometer,Theta);
     // LH2 target
diff --git a/Projects/Strasse/reaction/C12_p2p.reaction b/Projects/Strasse/reaction/C12_p2p.reaction
index 97a681cccf563e9ae57bda14d0fa2508f51b89ae..47d81151a1fb81d022acb2cef5a7c7b067aae6cf 100755
--- a/Projects/Strasse/reaction/C12_p2p.reaction
+++ b/Projects/Strasse/reaction/C12_p2p.reaction
@@ -4,10 +4,10 @@ Beam
   Particle= 12C
   Energy= 4800 MeV
   SigmaEnergy= 0 MeV
-  SigmaThetaX= 0 deg
-  SigmaPhiY= 0 deg
-  SigmaX= 0 mm
-  SigmaY= 0 mm
+  SigmaThetaX= 0.1 deg
+  SigmaPhiY= 0.1 deg
+  SigmaX= 5 mm
+  SigmaY= 5 mm
   MeanThetaX= 0 deg
   MeanPhiY= 0 deg
   MeanX= 0 mm
@@ -22,7 +22,7 @@ QFSReaction
  Heavy= 11B
  ExcitationEnergyBeam= 0.0 MeV
  ExcitationEnergyHeavy= 0.0 MeV
- MomentumSigma= 0.0 
+ MomentumSigma= 50.0 
  ShootHeavy= 1
  ShootLight= 1