fixed labeling on detection plots

src/plot.py

@@ -138,13 +138,13 @@ def plot_detection(
 
     if grid.distance_max() > km:
         dist_units = km
-        axes.set_xlabel('X [km]')
-        axes.set_ylabel('Y [km]')
+        axes.set_xlabel('Easting [km]')
+        axes.set_ylabel('Northing [km]')
         axes4.set_ylabel('Distance [km]')
     else:
         dist_units = 1.0
-        axes.set_xlabel('X [m]')
-        axes.set_ylabel('Y [m]')
+        axes.set_xlabel('Easting [m]')
+        axes.set_ylabel('Northing [m]')
         axes4.set_ylabel('Distance [m]')
 
     axes.locator_params(nbins=6, tight=True)