diff --git a/generate_examples_star_chart.py b/generate_examples_star_chart.py
index 5b5d71c..b13a898 100644
--- a/generate_examples_star_chart.py
+++ b/generate_examples_star_chart.py
@@ -5,7 +5,7 @@ import star_chart_spherical_projection
 
 if __name__ == '__main__':
     start_year = -15000
-    endYear = 15000
+    end_year = 15000
     increment = 5
     year_since_example = 25 # 2025
     show_plt = False
@@ -13,14 +13,14 @@ if __name__ == '__main__':
     star_chart_spherical_projection.position_over_time(star="Vega",
                                                         added_star=None,
                                                         start_year_since_2000=start_year,
-                                                        end_year_since_2000=endYear,
+                                                        end_year_since_2000=end_year,
                                                         is_precession=True,
                                                         increment=increment,
                                                         save_to_csv=None)
     star_chart_spherical_projection.plot_position(star="Vega",
                                                         added_star=None,
                                                         start_year_since_2000=start_year,
-                                                        end_year_since_2000=endYear,
+                                                        end_year_since_2000=end_year,
                                                         is_precession=True,
                                                         increment=increment,
                                                         dec_ra="D",
@@ -29,7 +29,7 @@ if __name__ == '__main__':
     star_chart_spherical_projection.plot_position(star="Vega",
                                                         added_star=None,
                                                         start_year_since_2000=start_year,
-                                                        end_year_since_2000=endYear,
+                                                        end_year_since_2000=end_year,
                                                         is_precession=True,
                                                         increment=increment,
                                                         dec_ra="R",
@@ -38,7 +38,7 @@ if __name__ == '__main__':
     star_chart_spherical_projection.plot_position(star="Vega",
                                                         added_star=None,
                                                         start_year_since_2000=start_year,
-                                                        end_year_since_2000=endYear,
+                                                        end_year_since_2000=end_year,
                                                         is_precession=False,
                                                         increment=increment,
                                                         dec_ra="D",
@@ -47,7 +47,7 @@ if __name__ == '__main__':
     star_chart_spherical_projection.plot_position(star="Vega",
                                                         added_star=None,
                                                         start_year_since_2000=start_year,
-                                                        end_year_since_2000=endYear,
+                                                        end_year_since_2000=end_year,
                                                         is_precession=False,
                                                         increment=increment,
                                                         dec_ra="R",