Merge pull request #53 from wevonosky/master

Added active.txt tle path to TLE_URLS

pyorbital/tlefile.py

@@ -8,6 +8,7 @@
 #   Esben S. Nielsen <esn@dmi.dk>
 #   Martin Raspaud <martin.raspaud@smhi.se>
 #   Panu Lahtinen <panu.lahtinen@fmi.fi>
+#   Will Evonosky <william.evonosky@gmail.com>
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -34,7 +35,8 @@
 import glob
 import numpy as np
 
-TLE_URLS = ('http://celestrak.com/NORAD/elements/weather.txt',
+TLE_URLS = ('http://www.celestrak.com/NORAD/elements/active.txt',
+            'http://celestrak.com/NORAD/elements/weather.txt',
             'http://celestrak.com/NORAD/elements/resource.txt',
             'https://www.celestrak.com/NORAD/elements/cubesat.txt',
             'http://celestrak.com/NORAD/elements/stations.txt',