diff --git a/BP_DB_Comp.cpp b/BP_DB_Comp.cpp
index eef7a97..088e61e 100644
--- a/BP_DB_Comp.cpp
+++ b/BP_DB_Comp.cpp
@@ -6,6 +6,7 @@
 #include "TFile.h"
 #include "TH2F.h"
 #include "TCanvas.h"
+#include "TF1.h"
 
 int main(int argc, char* argv[]) {
   jungfrauStyle();
@@ -41,18 +42,26 @@ int main(int argc, char* argv[]) {
   TH2F* g0overg1er_map_DB = (TH2F*)saved_file->Get("g0overg1ermap");
 
   // difference and pull
-  TH1F* diff_g0overg1_hist = new TH1F("diff_g0overg1_hist","",100,-20,20);
+  TH1F* diff_g0overg1_hist = new TH1F("diff_g0overg1_hist","",100,-10,10);
+  TH1F* diff_g0overg1_e = new TH1F("diff_g0overg1_e","",100,-10,10);
+  TH1F* diff_g0overg1_d = new TH1F("diff_g0overg1_d","",100,-10,10);
+  TH1F* diff_g0overg1_ntd = new TH1F("diff_g0overg1_ntd","",100,-10,10);
+  TH1F* diff_g0overg1_q = new TH1F("diff_g0overg1_q","",100,-10,10);
+  TH1F* diff_g0overg1_ie = new TH1F("diff_g0overg1_ie","",100,-10,10);
+  TH1F* diff_g0overg1_b = new TH1F("diff_g0overg1_b","",100,-10,10);
   TH2F* diff_g0overg1_map = new TH2F("diff_g0overg1_map","",NC,-0.5,NC-0.5,NR,-0.5,NR-0.5);
   TH1F* pull_hist = new TH1F("pull_hist","",100,-20,20);
 
   // scatter plots
-  TH2F* scat = new TH2F("scat","",100,-50,0,100,-40,-10);
-  TH2F* scat_e = new TH2F("scat_e","",100,-50,0,100,-40,-10);
-  TH2F* scat_d = new TH2F("scat_d","",100,-50,0,100,-40,-10);
-  TH2F* scat_ntd = new TH2F("scat_ntd","",100,-50,0,100,-40,-10);
-  TH2F* scat_q = new TH2F("scat_q","",100,-50,0,100,-40,-10);
-  TH2F* scat_ie = new TH2F("scat_ie","",100,-50,0,100,-40,-10);
-  TH2F* scat_b = new TH2F("scat_b","",100,-50,0,100,-40,-10);
+  TH2F* scat = new TH2F("scat","",100,-35,-25,100,-35,-25);
+  TH2F* scat_e = new TH2F("scat_e","",100,-35,-25,100,-35,-25);
+  TH2F* scat_d = new TH2F("scat_d","",100,-35,-25,100,-35,-25);
+  TH2F* scat_ntd = new TH2F("scat_ntd","",100,-35,-25,100,-35,-25);
+  TH2F* scat_q = new TH2F("scat_q","",100,-35,-25,100,-35,-25);
+  TH2F* scat_ie = new TH2F("scat_ie","",100,-35,-25,100,-35,-25);
+  TH2F* scat_b = new TH2F("scat_b","",100,-35,-25,100,-35,-25);
+
+  TH2F* diff_DBer = new TH2F("diff_DBer","",100,-5,5,100,0.2,1);
 
   double this_BP = 0;
   double this_DB = 0;
@@ -67,24 +76,32 @@ int main(int argc, char* argv[]) {
       diff_g0overg1_map->SetBinContent((i%NC)+1,(i/NC)+1,this_DB - this_BP);
       pull_hist->Fill((this_DB - this_BP) / g0overg1er_map_DB->GetBinContent((i%NC)+1,(i/NC)+1));
 
+      diff_DBer->Fill(this_DB - this_BP, g0overg1er_map_DB->GetBinContent((i%NC)+1,(i/NC)+1), 1);
+
       scat->Fill(this_DB, this_BP, 1);
       if (isEdge(i)) {
 	scat_e->Fill(this_DB, this_BP, 1);
+	diff_g0overg1_e->Fill(this_DB - this_BP);
       }
       if (isDouble(i)) {
 	scat_d->Fill(this_DB, this_BP, 1);
+	diff_g0overg1_d->Fill(this_DB - this_BP);
       }
       if (isNextToDouble(i)) {
 	scat_ntd->Fill(this_DB, this_BP, 1);
+	diff_g0overg1_ntd->Fill(this_DB - this_BP);
       }
       if (isQuad(i)) {
 	scat_q->Fill(this_DB, this_BP, 1);
+	diff_g0overg1_q->Fill(this_DB - this_BP);
       }
       if (isInnerEdge(i)) {
 	scat_ie->Fill(this_DB, this_BP, 1);
+	diff_g0overg1_ie->Fill(this_DB - this_BP);
       }
       if (isBulk(i)) {
 	scat_b->Fill(this_DB, this_BP, 1);
+	diff_g0overg1_b->Fill(this_DB - this_BP);
       }
 
     }
@@ -92,21 +109,22 @@ int main(int argc, char* argv[]) {
 
   c1->cd();
   diff_g0overg1_hist->GetXaxis()->SetTitle("(G0 / G1)_{DB} - (G0 / G1)_{BP}");
-  diff_g0overg1_hist->Draw();
-  sprintf(savename,"plots/M%s/BP_DB_Comp/diff_g0overg1_hist.png", module_str.c_str());
-  c1->SaveAs((const char *)(savename));
   c1->SetLogy();
   diff_g0overg1_hist->Draw();
   sprintf(savename,"plots/M%s/BP_DB_Comp/diff_g0overg1_hist_log.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
   c1->SetLogy(0);
+  diff_g0overg1_hist->Fit("gaus");
+  diff_g0overg1_hist->Draw();
+  sprintf(savename,"plots/M%s/BP_DB_Comp/diff_g0overg1_hist.png", module_str.c_str());
+  c1->SaveAs((const char *)(savename));
 
   mapcanvas->cd();
   diff_g0overg1_map->GetXaxis()->SetTitle("Column");
   diff_g0overg1_map->GetYaxis()->SetTitle("Row");
   diff_g0overg1_map->GetYaxis()->SetTitleOffset(0.7);
   diff_g0overg1_map->Draw("colz");
-  diff_g0overg1_map->GetZaxis()->SetRangeUser(-20,20);
+  diff_g0overg1_map->GetZaxis()->SetRangeUser(-5,5);
   sprintf(savename,"plots/M%s/BP_DB_Comp/diff_g0overg1_map.png", module_str.c_str());
   mapcanvas->SaveAs((const char *)(savename));
 
@@ -117,63 +135,95 @@ int main(int argc, char* argv[]) {
   sprintf(savename,"plots/M%s/BP_DB_Comp/pull_hist.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
+  diff_g0overg1_e->SetLineColor(kBlue);
+  diff_g0overg1_ie->SetLineColor(kCyan);
+  diff_g0overg1_d->SetLineColor(kGreen+2);
+  diff_g0overg1_ntd->SetLineColor(kRed);
+  diff_g0overg1_q->SetLineColor(kOrange);
+
+  diff_g0overg1_e->Scale(1./diff_g0overg1_e->GetEntries());
+  diff_g0overg1_ie->Scale(1./diff_g0overg1_ie->GetEntries());
+  diff_g0overg1_d->Scale(1./diff_g0overg1_d->GetEntries());
+  diff_g0overg1_ntd->Scale(1./diff_g0overg1_ntd->GetEntries());
+  diff_g0overg1_q->Scale(1./diff_g0overg1_q->GetEntries());
+  diff_g0overg1_b->Scale(1./diff_g0overg1_b->GetEntries());
+
+  diff_g0overg1_d->GetXaxis()->SetTitle("(G0 / G1)_{DB} - (G0 / G1)_{BP}");
+  diff_g0overg1_d->Draw();
+  diff_g0overg1_e->Draw("same");
+  diff_g0overg1_ie->Draw("same");
+  diff_g0overg1_b->Draw("same");
+  diff_g0overg1_ntd->Draw("same");
+  //diff_g0overg1_q->Draw("same");
+  sprintf(savename,"plots/M%s/BP_DB_Comp/diff_g0overg1_hist_byType.png", module_str.c_str());
+  c1->SaveAs((const char *)(savename));
+
   c1->SetRightMargin(0.2);
 
-  // all
+  TF1 *diag = new TF1("diag","[0]*x",-35,-25);
+  diag->SetParameter(0,1);
+
   scat->GetXaxis()->SetTitle("(G0 / G1)_{DB}");
   scat->GetYaxis()->SetTitle("(G0 / G1)_{BP}");
   scat->GetYaxis()->SetTitleOffset(1.3);
   scat->Draw("colz");
+  diag->Draw("same");
   sprintf(savename,"plots/M%s/BP_DB_Comp/scat.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
-  // edge pixels
   scat_e->GetXaxis()->SetTitle("(G0 / G1)_{DB}");
   scat_e->GetYaxis()->SetTitle("(G0 / G1)_{BP}");
   scat_e->GetYaxis()->SetTitleOffset(1.3);
   scat_e->Draw("colz");
+  diag->Draw("same");
   sprintf(savename,"plots/M%s/BP_DB_Comp/scat_e.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
-  // double pixels
   scat_d->GetXaxis()->SetTitle("(G0 / G1)_{DB}");
   scat_d->GetYaxis()->SetTitle("(G0 / G1)_{BP}");
   scat_d->GetYaxis()->SetTitleOffset(1.3);
   scat_d->Draw("colz");
+  diag->Draw("same");
   sprintf(savename,"plots/M%s/BP_DB_Comp/scat_d.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
-  // next to double pixels
   scat_ntd->GetXaxis()->SetTitle("(G0 / G1)_{DB}");
   scat_ntd->GetYaxis()->SetTitle("(G0 / G1)_{BP}");
   scat_ntd->GetYaxis()->SetTitleOffset(1.3);
   scat_ntd->Draw("colz");
+  diag->Draw("same");
   sprintf(savename,"plots/M%s/BP_DB_Comp/scat_ntd.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
-  // quad pixels
   scat_q->GetXaxis()->SetTitle("(G0 / G1)_{DB}");
   scat_q->GetYaxis()->SetTitle("(G0 / G1)_{BP}");
   scat_q->GetYaxis()->SetTitleOffset(1.3);
   scat_q->Draw("colz");
+  diag->Draw("same");
   sprintf(savename,"plots/M%s/BP_DB_Comp/scat_q.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
-  // inner edge pixels
   scat_ie->GetXaxis()->SetTitle("(G0 / G1)_{DB}");
   scat_ie->GetYaxis()->SetTitle("(G0 / G1)_{BP}");
   scat_ie->GetYaxis()->SetTitleOffset(1.3);
   scat_ie->Draw("colz");
+  diag->Draw("same");
   sprintf(savename,"plots/M%s/BP_DB_Comp/scat_ie.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
-  // bulk pixels
   scat_b->GetXaxis()->SetTitle("(G0 / G1)_{DB}");
   scat_b->GetYaxis()->SetTitle("(G0 / G1)_{BP}");
   scat_b->GetYaxis()->SetTitleOffset(1.3);
   scat_b->Draw("colz");
+  diag->Draw("same");
   sprintf(savename,"plots/M%s/BP_DB_Comp/scat_b.png", module_str.c_str());
   c1->SaveAs((const char *)(savename));
 
+  diff_DBer->GetXaxis()->SetTitle("(G0 / G1)_{DB} - (G0 / G1)_{BP}");
+  diff_DBer->GetYaxis()->SetTitle("#sigma_{(G0 / G1)_{DB}}");
+  diff_DBer->GetYaxis()->SetTitleOffset(1.3);
+  diff_DBer->Draw("colz");
+  sprintf(savename,"plots/M%s/BP_DB_Comp/diff_DBer.png", module_str.c_str());
+  c1->SaveAs((const char *)(savename));
 
 }