diff --git a/include/Plotter.h b/include/Plotter.h
index cbc159c..5e4bb16 100644
--- a/include/Plotter.h
+++ b/include/Plotter.h
@@ -27,7 +27,7 @@ public:
 		GenerateGraphs(); 
 		return table; 
 	};
-	void FillData(const Nucleus& nuc);
+	void FillData(const Nucleus& nuc, const std::string& modifier = "");
 
 private:
 	THashTable* table;
diff --git a/src/Kinematics.cpp b/src/Kinematics.cpp
index b6d4997..50d25a6 100644
--- a/src/Kinematics.cpp
+++ b/src/Kinematics.cpp
@@ -267,10 +267,10 @@ void Kinematics::RunOneStepRxn() {
 			tree->Fill();
 		}
 		if(do_plotter_flag) {
-			plotman.FillData(this_sys->GetTarget());
-			plotman.FillData(this_sys->GetProjectile());
-			plotman.FillData(this_sys->GetEjectile());
-			plotman.FillData(this_sys->GetResidual());
+			plotman.FillData(this_sys->GetTarget(), "targ");
+			plotman.FillData(this_sys->GetProjectile(), "proj");
+			plotman.FillData(this_sys->GetEjectile(), "eject");
+			plotman.FillData(this_sys->GetResidual(), "resid");
 		}
 
 	}
@@ -322,9 +322,9 @@ void Kinematics::RunOneStepDecay() {
 			tree->Fill();
 		}
 		if(do_plotter_flag) {
-			plotman.FillData(this_sys->GetTarget());
-			plotman.FillData(this_sys->GetEjectile());
-			plotman.FillData(this_sys->GetResidual());
+			plotman.FillData(this_sys->GetTarget(), "targ");
+			plotman.FillData(this_sys->GetEjectile(), "eject");
+			plotman.FillData(this_sys->GetResidual(), "resid");
 		}
 
 	}
@@ -384,12 +384,12 @@ void Kinematics::RunTwoStep() {
 			tree->Fill();
 		}
 		if(do_plotter_flag) {
-			plotman.FillData(this_sys->GetTarget());
-			plotman.FillData(this_sys->GetProjectile());
-			plotman.FillData(this_sys->GetEjectile());
-			plotman.FillData(this_sys->GetResidual());
-			plotman.FillData(this_sys->GetBreakup1());
-			plotman.FillData(this_sys->GetBreakup2());
+			plotman.FillData(this_sys->GetTarget(), "targ");
+			plotman.FillData(this_sys->GetProjectile(), "proj");
+			plotman.FillData(this_sys->GetEjectile(), "eject");
+			plotman.FillData(this_sys->GetResidual(), "resid");
+			plotman.FillData(this_sys->GetBreakup1(), "break1");
+			plotman.FillData(this_sys->GetBreakup2(), "break2");
 		}
 		
 	}
@@ -452,14 +452,14 @@ void Kinematics::RunThreeStep() {
 			tree->Fill();
 		}
 		if(do_plotter_flag) {
-			plotman.FillData(this_sys->GetTarget());
-			plotman.FillData(this_sys->GetProjectile());
-			plotman.FillData(this_sys->GetEjectile());
-			plotman.FillData(this_sys->GetResidual());
-			plotman.FillData(this_sys->GetBreakup1());
-			plotman.FillData(this_sys->GetBreakup2());
-			plotman.FillData(this_sys->GetBreakup3());
-			plotman.FillData(this_sys->GetBreakup4());
+			plotman.FillData(this_sys->GetTarget(), "targ");
+			plotman.FillData(this_sys->GetProjectile(), "proj");
+			plotman.FillData(this_sys->GetEjectile(), "eject");
+			plotman.FillData(this_sys->GetResidual(), "resid");
+			plotman.FillData(this_sys->GetBreakup1(), "break1");
+			plotman.FillData(this_sys->GetBreakup2(), "break2");
+			plotman.FillData(this_sys->GetBreakup3(), "break3");
+			plotman.FillData(this_sys->GetBreakup4(), "break4");
 		}
 	}
 
diff --git a/src/Plotter.cpp b/src/Plotter.cpp
index f0b233f..f9a5753 100644
--- a/src/Plotter.cpp
+++ b/src/Plotter.cpp
@@ -16,15 +16,15 @@ Plotter::~Plotter() {
 	delete table;
 }
 
-void Plotter::FillData(const Nucleus& nuc) {
+void Plotter::FillData(const Nucleus& nuc, const std::string& modifier) {
 	std::string sym = nuc.GetIsotopicSymbol();
-	std::string ke_vs_th_name = sym + "_ke_vs_theta";
+	std::string ke_vs_th_name = sym + modifier + "_ke_vs_theta";
 	std::string ke_vs_th_title = ke_vs_th_name + ";#theta_{lab} (degrees);Kinetic Energy (MeV)";
-	std::string ke_vs_ph_name = sym + "_ke_vs_phi";
+	std::string ke_vs_ph_name = sym + modifier + "_ke_vs_phi";
 	std::string ke_vs_ph_title = ke_vs_ph_name + ";#phi_{lab} (degrees);Kinetic Energy (MeV)";
-	std::string ex_name = sym + "_ex";
+	std::string ex_name = sym + modifier + "_ex";
 	std::string ex_title = ex_name + ";E_{ex} (MeV);counts";
-	std::string angdist_name = sym+"_angDist";
+	std::string angdist_name = sym + modifier +"_angDist";
 	std::string angdist_title = angdist_name+";cos#right(#theta_{CM}#left);counts";
 	
 	MyFill(ke_vs_th_name.c_str(), ke_vs_th_title.c_str(), nuc.GetTheta()*rad2deg, nuc.GetKE(), 2);