void align() {
  gROOT->SetStyle("Plain");
  
  TCanvas *c1=new TCanvas("c1","c1",900,800);

  TFile *file=TFile::Open("align.root");
  
  gStyle->SetOptStat(0);

  c1->Divide(3,4);

  double dx,dy,da;

  TH1F *ha;
  TGraphErrors *ta;

  double cAvg[4][3]={{-0.051,-0.252,-0.0101},
		     { 0.606,-0.225,-0.0007},
		     { 0.509,-0.110,-0.0076},
		     { 0.225,-0.307,-0.0106}};
  double cDel[3]={0.002,0.002,0.0002};
  string lSt[4]={"L1","L3","L4","L5"};
  string cSt[3]={"X","Y","A"};

  for(unsigned l=0;l<4;l++) {
    for(unsigned c=0;c<3;c++) {

      string hName=lSt[l]+"Align"+cSt[c];
      ha=(TH1F*)file->Get(hName.c_str());
      string tName=lSt[l]+"Delta"+cSt[c];
      ta=(TGraphErrors*)file->Get(tName.c_str());
      
      // Cludge for run 20000
      ha->SetBinContent(1,ha->GetBinContent(2));

      c1->cd(3*l+c+1);
      ha->GetXaxis()->SetRange(0,71);
      ha->GetYaxis()->SetRangeUser(cAvg[l][c]-cDel[c],cAvg[l][c]+cDel[c]);
      ha->SetLineColor(2);
      ha->Draw();
      ta->SetMarkerStyle(20);
      ta->SetMarkerSize(0.5);
      ta->Draw("P same");
    }
  }

  c1->Print("../alignment.png");
}