Updated the Hall C bpm positions to the fall 2023 survey data (#519)

JeffersonLab · Aug 15, 2024 · 26ddb47 · 26ddb47
1 parent 7d4f1d8
commit 26ddb47
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/THcRaster.cxx b/src/THcRaster.cxx
@@ -203,10 +203,10 @@ Int_t THcRaster::ReadDatabase( const TDatime& date )
   };
   fgpbeam = 0.001;
  //
-  //positions of BPMs relative to target (from Fall 2018 survey)
-  fgbpma_zpos = 320.17;
-  fgbpmb_zpos = 224.81 ;// cm
-    fgbpmc_zpos = 129.38 ;// cm
+  //positions of BPMs relative to target (from Fall 2023 survey)
+  fgbpma_zpos = 320.22;
+  fgbpmb_zpos = 224.62 ;// cm
+  fgbpmc_zpos = 124.36 ;// cm
   // Default offsets to zero and slopes to +/- 1
   fgbeam_xoff = -999.;
   fgbeam_xpoff =-999.;