void MakeEMCALResMisAlignment(){
  // Create TClonesArray of residual misalignment objects for EMCAL
  //
  TClonesArray *array = new TClonesArray("AliAlignObjAngles",10);
  TClonesArray &alobj = *array;

  if(!AliGeomManager::GetGeometry()){
    if(!(AliCDBManager::Instance())->IsDefaultStorageSet())
      AliCDBManager::Instance()->SetDefaultStorage("local://$ALICE_ROOT");
      AliCDBManager::Instance()->SetRun(0);
    AliGeomManager::LoadGeometry();
  }
  AliAlignObjAngles a;

  Double_t dx, dy, dz, dpsi, dtheta, dphi;

  const TString basepath = "EMCAL/FullSupermodule";
  const TString hbasepath = "EMCAL/HalfSupermodule";
  TString pathstr;

  Int_t iIndex=0; // let all modules have index=0 in a layer with no LUT
  AliGeomManager::ELayerID iLayer = AliGeomManager::kInvalidLayer;
  UShort_t volid = AliGeomManager::LayerToVolUID(iLayer,iIndex);

  Int_t i;
  Int_t j=0;

  // RS = local
  // sigma translation = 1mm
  // sigma rotation = 0.1 degree
  TRandom *rnd   = new TRandom(4321);
  Double_t sigmatr = 0.1; // max shift in cm w.r.t. local RS
  Double_t sigmarot = 0.1; // max rot in degrees w.r.t. local RS

  for(i=0; i<10; i++){
    dx = rnd->Gaus(0.,sigmatr);
    dy = rnd->Gaus(0.,sigmatr);
    dz = rnd->Gaus(0.,sigmatr);
    dpsi = rnd->Gaus(0.,sigmarot);
    dtheta = rnd->Gaus(0.,sigmarot);
    dphi = rnd->Gaus(0.,sigmarot);
    pathstr=basepath;
    pathstr+=(i+1);
    new(alobj[j++]) AliAlignObjAngles(pathstr, volid, dx, dy, dz, dpsi, dtheta, dphi, kFALSE);
  }

  for(i=0; i<2; i++){
    dx = rnd->Gaus(0.,sigmatr);
    dy = rnd->Gaus(0.,sigmatr);
    dz = rnd->Gaus(0.,sigmatr);
    dpsi = rnd->Gaus(0.,sigmarot);
    dtheta = rnd->Gaus(0.,sigmarot);
    dphi = rnd->Gaus(0.,sigmarot);
    pathstr=hbasepath;
    pathstr+=(i+1);
    new(alobj[j++]) AliAlignObjAngles(pathstr, volid, dx, dy, dz, dpsi, dtheta, dphi, kTRUE);
  }

  const char* macroname = "MakeEMCALResMisAlignment.C";
  if( gSystem->Getenv("TOCDB") != TString("kTRUE") ){
    // save on file
    const char* filename = "EMCALresidualMisalignment.root";
    TFile f(filename,"RECREATE");
    if(!f){
      Error(macroname,"cannot open file for output\n");
      return;
    }
    Info(macroname,"Saving alignment objects to the file %s", filename);
    f.cd();
    f.WriteObject(array,"EMCALAlignObjs","kSingleKey");
    f.Close();
  }else{
    // save in CDB storage
    TString Storage = gSystem->Getenv("STORAGE");
    if(!Storage.BeginsWith("local://") && !Storage.BeginsWith("alien://")) {
      Error(macroname,"STORAGE variable set to %s is not valid. Exiting\n",Storage.Data());
      return;
    }
    Info(macroname,"Saving alignment objects in CDB storage %s",
	 Storage.Data());
    AliCDBManager* cdb = AliCDBManager::Instance();
    AliCDBStorage* storage = cdb->GetStorage(Storage.Data());
    if(!storage){
      Error(macroname,"Unable to open storage %s\n",Storage.Data());
      return;
    }
    AliCDBMetaData* md = new AliCDBMetaData();
    md->SetResponsible("Jennifer Clay");
    md->SetComment("Residual misalignment for EMCAL, produced with sigmatr=0.05 and sigmarot=0.3 in the local RS");
    md->SetAliRootVersion(gSystem->Getenv("ARVERSION"));
    AliCDBId id("EMCAL/Align/Data",0,AliCDBRunRange::Infinity());
    storage->Put(array,id,md);
  }

  array->Delete();

}