diff --git a/src/FDM/JSBSim/FGFDMExec.cpp b/src/FDM/JSBSim/FGFDMExec.cpp
index 4210e7de7..ecfe62395 100644
--- a/src/FDM/JSBSim/FGFDMExec.cpp
+++ b/src/FDM/JSBSim/FGFDMExec.cpp
@@ -119,7 +119,7 @@ FGFDMExec::FGFDMExec(void)
   Schedule(Translation, 1);
   Schedule(Position,    1);
   Schedule(Auxiliary,   1);
-  Schedule(Output,      1);
+  Schedule(Output,      120);
 
   terminate = false;
   frozen = false;
diff --git a/src/FDM/JSBSim/FGPosition.h b/src/FDM/JSBSim/FGPosition.h
index fd0d9e251..8789f8a6b 100644
--- a/src/FDM/JSBSim/FGPosition.h
+++ b/src/FDM/JSBSim/FGPosition.h
@@ -82,7 +82,7 @@ private:
   float U, V, W;
   float Vn, Ve, Vd, Vee;
   float invMass, invRadius;
-  float Radius;
+  double Radius;
   float AccelN, AccelE, AccelD;
   float lastAccelN, lastAccelE, lastAccelD;
   float LatitudeDot, LongitudeDot, RadiusDot;