diff --git a/kalman_filter/__main__.py b/kalman_filter/__main__.py
index 5c3d8d1..5aea9e9 100644
--- a/kalman_filter/__main__.py
+++ b/kalman_filter/__main__.py
@@ -25,6 +25,17 @@ The reset of the parameters are empirically determined
 
 
 def main():
+    # Simulation parameter definitions
+
+    n_iterations = 500
+    std_dist     = [30, 0.5]
+    x0_actual    = [50, 3]
+    
+    x_actual      = np.zeros([n_iterations, 2])
+    x_kalman      = np.zeros([n_iterations, 2])
+    x_measurement = np.zeros([n_iterations, 2])
+
+
     # Kalman Filter parameter definition
 
     x0 = [100, 50]
@@ -35,17 +46,6 @@ def main():
     G  = 0
     R  = [[std_dist[0]**2, 0], [0, std_dist[1]**2]] 
 
-
-    # Simulation parameter definitions / initialization
-
-    n_iterations = 500
-    std_dist     = [30, 0.5]
-    x0_actual    = [50, 3]
-    
-    x_actual      = np.zeros([n_iterations, 2])
-    x_kalman      = np.zeros([n_iterations, 2])
-    x_measurement = np.zeros([n_iterations, 2])
-
     x_actual[0] = x0_actual
     x_kalman[0] = x0