Index: trunk/MagicSoft/Mars/datacenter/macros/fillstar.C
===================================================================
--- trunk/MagicSoft/Mars/datacenter/macros/fillstar.C	(revision 7363)
+++ trunk/MagicSoft/Mars/datacenter/macros/fillstar.C	(revision 7369)
@@ -113,11 +113,11 @@
     }
 
-    Float_t psf   = (hmuon->GetMeanWidth() - 0.04816)/0.001294;
+    Float_t mw    = hmuon->GetMeanWidth();
+    Float_t psf   = -194.031674+404.077598*mw-192.532597*mw*mw;
     psf = TMath::Nint(psf*10)/10.;
     TString PSF = Form("%5.1f", psf);
     Int_t   num = (int)hmuon->GetEntries();
 
-    Float_t integralmc = -1.43*psf + 1035;
-    Float_t ratiodatamc = (hmuon->GetMeanSize()/integralmc)*100;
+    Float_t ratiodatamc = (hmuon->GetMeanSize()/9326.)*100;
     TString ratio = Form("%5.1f", ratiodatamc);