diff --git a/pvlib/pvsystem.py b/pvlib/pvsystem.py
index c909f7f92f..34e2334dfa 100644
--- a/pvlib/pvsystem.py
+++ b/pvlib/pvsystem.py
@@ -124,7 +124,7 @@ def __init__(self,
 
         # needed for tying together Location and PVSystem in LocalizedPVSystem
         super(PVSystem, self).__init__(**kwargs)
-
+        
     def get_aoi(self, solar_zenith, solar_azimuth):
         """Get the angle of incidence on the system.
 
@@ -400,7 +400,7 @@ def __init__(self, pvsystem=None, location=None, **kwargs):
 
         # get and combine attributes from the pvsystem and/or location
         # with the rest of the kwargs
-
+        
         if pvsystem is not None:
             pv_dict = pvsystem.__dict__
         else:
diff --git a/pvlib/tracking.py b/pvlib/tracking.py
index 4feee28706..56e46965e8 100644
--- a/pvlib/tracking.py
+++ b/pvlib/tracking.py
@@ -29,6 +29,10 @@ def __init__(self, axis_tilt=0, axis_azimuth=0,
         self.gcr = gcr
         
         super(SingleAxisTracker, self).__init__(**kwargs)
+    
+    def __repr__(self):
+        return ('SingleAxisTracker with max_angle: ' +
+                str(self.max_angle) )
 
 
     def singleaxis(self, apparent_zenith, apparent_azimuth):
@@ -142,7 +146,9 @@ def __init__(self, pvsystem=None, location=None, **kwargs):
 
         # get and combine attributes from the pvsystem and/or location
         # with the rest of the kwargs
-
+        
+        self.location = location        
+        
         if pvsystem is not None:
             pv_dict = pvsystem.__dict__
         else:
@@ -158,6 +164,11 @@ def __init__(self, pvsystem=None, location=None, **kwargs):
                           list(kwargs.items()))
 
         super(LocalizedSingleAxisTracker, self).__init__(**new_kwargs)
+    
+    def __repr__(self):
+        return ('Localized' + 
+                super(LocalizedSingleAxisTracker, self).__repr__()
+                + ' at Location: ' + str(self.location))
 
 
 def singleaxis(apparent_zenith, apparent_azimuth,