message: PWGCF:  AliFemtoCorrFctnKStar:  Changed to more intuitive calculation in method CalcMtv2.
diff: @@ -452,11 +452,7 @@ float AliFemtoCorrFctnKStar::CalcMt(const AliFemtoPair* aPair)
  //____________________________
  float AliFemtoCorrFctnKStar::CalcMtv2(const AliFemtoPair* aPair)
  {
  -// return aPair->FourMomentumSum().mt(); //This is not correct for this application
  - const double mass_1 = aPair->Track1()->FourMomentum().m(),
  - mass_2 = aPair->Track2()->FourMomentum().m();
  - const double avg_mass = (mass_1 * mass_2)/(mass_1 + mass_2);
  - return TMath::Sqrt(avg_mass * avg_mass + ::pow(aPair->KT(), 2));
  + return 0.5*aPair->FourMomentumSum().mt();
  }
  //____________________________
  