Heure à Boulder
17:11:56
Lever du soleil: 06:21:50 
Coucher de soleil: 19:44:4607:11:56
02:11:56
20:11:56
04:41:56
17:11:56
07:11:56
04:11:56
07:11:56
07:11:56
04:41:56
02:11:56
07:11:56
05:11:56
08:11:56
20:11:56
Décalage horaire entre Boulder et les grandes villes
+7
+7
+7
+7
+7
+7
+6
+3
+3
+3
+2
+2
+2
+1
+1
+0
-1