message: resolution vs multiplicity added
diff: @@ -218,7 +218,10 @@ void AliT0CalibOffsetChannelsTask::UserExec(Option_t *)
  if(orA<99999 && orC<99999) {
  fResolution->Fill((orA-orC)/2.);
  fTzeroORAplusORC->Fill(meanTOF);
  - if (ncont>0) fT0s[0]->Fill(ncont,meanTOF );
  + if (ncont>0) {
  + fT0s[0]->Fill(ncont,meanTOF );
  + fT0s[3]->Fill(ncont,(orA-orC)/2. );
  + }
  }
  } //if TVDC on
  PostData(1, fTzeroObject);
  