diff --git a/dataClasses/AEvent.cpp b/dataClasses/AEvent.cpp
index 3084f9a878cad373e41568c15e5f26fd513c70b7..e9d13e504b9ea570b0ea5c5766cd396739c37f72 100644
--- a/dataClasses/AEvent.cpp
+++ b/dataClasses/AEvent.cpp
@@ -74,7 +74,7 @@ void AEvent::ProcessEvent() {
 	fTimeAmpMax = maxAmpT;
 
 	SetGraphs();
-
+	FindFrontProperties();
 	SetCFD();
 	SetChargeCFD();
 
@@ -90,6 +90,9 @@ void AEvent::Reset() {
 		fAmpCFD[i] = 0;
 	}
 
+	EdgeSlope=0.;
+	t_10=0.;
+	t_90=0.;
 	fAmpMax = 0.;
 	fTimeAmpMax = 0.;
 	fTimeCFD = 0.;
@@ -176,7 +179,33 @@ void AEvent::SetCFD() {
 		}
 	}
 }
+/////// trying to create method
+void AEvent::FindFrontProperties() {
+
+	if (!fGraphSignal) {
+		Warning("AEvent::FindZeroLevel", "Graph was not set");
+		return;
+	}
+
+	Int_t NumM = fTimeAmpMax*10;
+			
+	for(Int_t i=NumM;i>0;i--)
+	{
+		if( fAmpPos[i]<0.1*fAmpMax ) {t_10 = fTime[i+1];break;}						
+	}
+	for(Int_t i=NumM;i>0;i--)
+	{
+		if( fAmpPos[i]<0.9*fAmpMax ) {t_90 = fTime[i+1];break;}						
+	}
 
+	TF1 *fit1 = new TF1("fit1","[1]*x+[0]");	//function for one parameter fitting in the range of pmin-pmax
+	fit1->SetRange(t_10,t_90);
+	fGraphSignal->Fit(fit1,"R","goff");
+	EdgeSlope = fit1->GetParameter(1);
+
+	delete fit1;
+}
+////////
 Double_t AEvent::FindZeroLevel() {
 
 	SetGraphs();
@@ -227,3 +256,15 @@ Double_t AEvent::GetOnefTime(Int_t i) {
 Double_t AEvent::GetOnefAmpPos(Int_t i) {
 		return fAmpPos[i];
 }
+
+Double_t AEvent::GetT_10() {
+		return t_10;
+}
+
+Double_t AEvent::GetT_90() {
+		return t_90;
+}
+
+Double_t AEvent::GetEdgeSlope() {
+		return EdgeSlope;
+}
diff --git a/dataClasses/AEvent.h b/dataClasses/AEvent.h
index 4981cd63d91668f12f045fb9020812f19333119f..172c31105b7cb7f66c92250e683f60ef204997d6 100644
--- a/dataClasses/AEvent.h
+++ b/dataClasses/AEvent.h
@@ -39,6 +39,9 @@ private:
 	Double_t fAmpMax;
 	Double_t fTimeAmpMax;
 	Double_t fZeroLevel;
+	Double_t EdgeSlope;
+	Double_t t_10;
+	Double_t t_90;
 
 	TArrayD fAmpCFD;	//array for CFD amplitudes (attenuated, inversed and delayed)
 	Double_t fTimeCFD;			//zero-crossing time
@@ -60,6 +63,10 @@ public:
 	AEvent(const Int_t npoints);
 	virtual ~AEvent();
 	ClassDef(AEvent,1);
+	
+	Double_t GetT_10();
+	Double_t GetT_90();
+	Double_t GetEdgeSlope();
 	Double_t GetfCFD();
 	Double_t GetOnefTime(Int_t i);
 	Double_t GetOnefAmpPos(Int_t i);
@@ -91,6 +98,8 @@ public:
 	}
 	//draws signal shape graphs
 
+	void FindFrontProperties();
+
 	Double_t FindZeroLevel();
 	//for zero level correction. one parameter fit between pmin and pmax
 	//returns fit parameter i.e. number on which amplitude should be corrected