--- /dev/null
+> Title:
+
+Alignment of the V0A and the beam pipe support on the Front Absorber
+
+> Date:
+
+7.07.2009
+
+> Subdetector:
+
+V0A
+
+> Report URL:
+
+https://edms.cern.ch/document/906073
+
+> Version:
+
+1
+
+> General Observations:
+
+A photogrammetric measurement has been performed to the V0A detector on July 6. This data is used to provide the new alignment of the detector.
+
+> Coordinate System:
+
+ALICEPH
+
+> Units:
+
+mm
+
+> Nr Columns:
+
+7
+
+> Column Names:
+
+Point Name,XPH,YPH,ZPH,Point Type,Target Used,Precision(mm)
+
+
+> Data:
+
+V0A_IAB 21.85 -808.39 3311.32 M Y 1
+V0A_IAM 628.45 141.86 3316.89 M Y 1
+V0A_IAT 119.16 637.89 3322.29 M Y 1
+ST_IAB 132.47 -683.26 3304.33 M Y 1
+ST_IAM 533.52 -20.01 3308.81 M Y 1
+ST_IAT 131.76 529.72 3314.10 M Y 1
+V0A_OAB -19.17 -808.80 3311.60 M Y 1
+V0A_OAM -628.59 139.49 3321.70 M Y 1
+V0A_OAT -119.97 637.00 3323.35 M Y 1
+ST_OAB -142.40 -695.35 3304.44 M Y 1
+ST_OAM -529.89 20.79 3312.76 M Y 1
+ST_OAT -139.89 503.11 3314.74 M Y 1
+ST_ICB 20.51 -327.44 3250.64 M Y 1
+ST_ICM 306.53 6.02 3254.64 M Y 1
+ST_ICT 16.38 283.03 3257.77 M Y 1
+ST_OCB -15.99 -325.09 3253.22 M Y 1
+ST_OCM -295.60 18.40 3255.47 M Y 1
+ST_OCT -11.01 279.35 3257.42 M Y 1
+6001 127.43 -218.82 3250.64 M Y 1
+6002 126.76 221.07 3253.92 M Y 1
+6003 -126.77 -219.13 3250.43 M Y 1
+6004 -127.19 220.77 3253.75 M Y 1
void VZEROASurveyToAlignment(){
// Macro to convert survey data into alignment data.
- // The position of four fiducial marks, sticked on the
- // entrance face of the V0A box is converted into the
- // global position of the box. Positions given by surveyers
- // are extracted from Survey Data Base. Thanks to Brigitte Cheynis
- // for providing this macro witch just had to be modified in order
- // to obtain the desired results.
+ // The position of fiducial marks, sticked on the V0A box
+ // is converted into the global position of the box.
+ // Positions given by surveyers are extracted from Survey Database.
+ // Thanks to Brigitte Cheynis for providing this macro which just
+ // had to be modified in order to obtain the desired results.
+ // Further information can be found at https://edms.cern.ch/document/906073
if(!gGeoManager) TGeoManager::Import("geometry.root");
const Double_t xside = 22.627;
const Double_t yside = 22.627;
const Double_t zsize = 2.5;
- const Double_t zoffset = 0.3;
+ const Double_t zoffset = 0.33;
const Double_t zdepth = zsize+zoffset;
Double_t A[3]={-xside,-yside,zdepth};
TGeoTranslation* Ctr = new TGeoTranslation("Ctr",xside,yside,zdepth);
TGeoTranslation* Dtr = new TGeoTranslation("Dtr",-xside,yside,zdepth);
+
+ // After final installation, only side A of the detector will be visible. Therefore, new reference adapters have been installed on this side.
+ // Local reference frame from the A side of view:
+ //
// ^ local y
// |
// D-------------|-------------C
// | | |
// | | |
// | | |
- // ------------------|------------------> local x
+ // ------------------|-----------------> local -x
// | | |
// | | |
// | | |
// | | |
// A-------------|-------------B
//
- // local z exiting the plane of the screen
+ // local z entering the plane of the screen
Double_t gA[3], gB[3], gC[3], gD[3];
g3->LocalToMaster(A,gA);
AliSurveyObj *so = new AliSurveyObj();
- so->FillFromLocalFile("Survey_943928_V0.txt");
+ so->FillFromLocalFile("Survey_906073_V0.txt");
Int_t size = so->GetEntries();
Printf("Title: \"%s\"", so->GetReportTitle().Data());
array->Delete();
}
-