Index: trunk/MagicSoft/Mars/mmuon/MMuonCalibParCalc.cc
===================================================================
--- trunk/MagicSoft/Mars/mmuon/MMuonCalibParCalc.cc	(revision 9363)
+++ trunk/MagicSoft/Mars/mmuon/MMuonCalibParCalc.cc	(revision 9364)
@@ -153,4 +153,6 @@
 Int_t MMuonCalibParCalc::Process()
 {
+    const Double_t mm2deg = fGeomCam->GetConvMm2Deg();
+
     // Calculation of ArcPhi, ArcWidth and MuonSize.
     const Float_t thresphi   = fMuonSetup->GetThresholdArcPhi();
@@ -163,5 +165,5 @@
         return kTRUE;
 
-    if (!fHist->CalcWidth(threswidth, width, chi))
+    if (!fHist->CalcWidth(threswidth/mm2deg, width, chi))
         return kTRUE;
 
@@ -185,6 +187,6 @@
     fMuonCalibPar->SetArcWidth(width);
 
-    const Double_t rad = fMuonSearchPar->GetRadius()*fGeomCam->GetConvMm2Deg();
-    const Double_t dev = fMuonSearchPar->GetDeviation()*fGeomCam->GetConvMm2Deg();
+    const Double_t rad = fMuonSearchPar->GetRadius()   *mm2deg;
+    const Double_t dev = fMuonSearchPar->GetDeviation()*mm2deg;
 
     // Check if this is a 'Write-Out' candidate
Index: trunk/MagicSoft/Mars/mmuon/MMuonSetup.cc
===================================================================
--- trunk/MagicSoft/Mars/mmuon/MMuonSetup.cc	(revision 9363)
+++ trunk/MagicSoft/Mars/mmuon/MMuonSetup.cc	(revision 9364)
@@ -49,5 +49,5 @@
 //
 MMuonSetup::MMuonSetup(const char *name, const char *title)
-    : fMargin(0.2), fThresholdArcPhi(5), fThresholdArcWidth(2)
+    : fMargin(0.2), fThresholdArcPhi(5), fThresholdArcWidth(0.00674)
 {
     fName  = name  ? name  : "MMuonSetup";