fixing date for location plot

kis_tools/gris/GrisRun.py

@@ -650,7 +650,8 @@ class GrisRun(object):
 
     def plot_location(self):
         coords = self.calculate_bounding_box()
-        fig, ax = make_loc_plot(coords[:2], coords[2:], self.date, uncertainties=self.spatial_uncertainties)
+        date = min(self.query("obs_time"))
+        fig, ax = make_loc_plot(coords[:2], coords[2:], date, uncertainties=self.spatial_uncertainties)
         plt.ion()
         plt.show()
         return fig,ax