diff --git a/src/THcCherenkov.cxx b/src/THcCherenkov.cxx
index fe32f7eb2c632abe31bedaabe08708f03915b69c..b12bfe1d418e6b744edfddd4953efe95e24bf7d2 100644
--- a/src/THcCherenkov.cxx
+++ b/src/THcCherenkov.cxx
@@ -2,20 +2,23 @@
// //
// THcCherenkov //
// //
-// Class for an Cherenkov detector consisting of onw pair of PMT's //
+// Class for an Cherenkov detector consisting of two PMT's //
// //
-// Zafar Ahmed. Second attempt. November 14 2013. //
-// Comment:No need to cahnge the Map file but may need to change the parameter file //
+// Zafar Ahmed. Fourth pull request. January 30 2014. //
+// Comment: No need to cahnge the Map file. //
+// Comment New parameter hcer_tot_pmts = 2 is added to the hcana.param file //
// //
-// This code is written for following variables: //
+// This code is for the coarse process of THcCherenkov class. //
// //
-// Variable Name Description //
-// adc_1 Raw value of adc 1 //
-// adc_2 Raw value of adc 2 //
-// adc_p_1 Pedestal substracted value of adc 1 //
-// adc_p_2 Pedestal substracted value of adc 2 //
-// npe_1 Number of photo electrons of adc 1 //
-// npe_2 Number of photo electrons of adc 2 //
+// //
+// Variable Name Description //
+// //
+// phototubes Nuber of Cherenkov photo tubes //
+// adc Raw ADC values //
+// adc_p Pedestal Subtracted ADC values //
+// npe Number of Photo electrons //
+// npesum Sum of Number of Photo electrons //
+// ncherhit Number of Hits(Cherenkov) //
// //
///////////////////////////////////////////////////////////////////////////////////////
@@ -173,12 +176,12 @@ Int_t THcCherenkov::DefineVariables( EMode mode )
// No. They show up in tree as Ndata.H.aero.postdchits for example
RVarDef vars[] = {
- {"PhotoTubes", "Nuber of Cherenkov photo tubes", "fNPMT"},
- {"ADC", "Raw ADC values", "fADC"},
- {"ADC_P", "Pedestal Subtracted ADC values", "fADC_P"},
- {"NPE", "Number of Photo electrons", "fNPE"},
- {"NPEsum", "Sum of Number of Photo electrons", "fNPEsum"},
- {"NCherHit", "Number of Hits(Cherenkov)", "fNCherHit"},
+ {"phototubes", "Nuber of Cherenkov photo tubes", "fNPMT"},
+ {"adc", "Raw ADC values", "fADC"},
+ {"adc_p", "Pedestal Subtracted ADC values", "fADC_P"},
+ {"npe", "Number of Photo electrons", "fNPE"},
+ {"npesum", "Sum of Number of Photo electrons", "fNPEsum"},
+ {"ncherhit", "Number of Hits(Cherenkov)", "fNCherHit"},
{ 0 }
};