Duluth時間
13:24:43
日出: 07:14:15 
日落: 18:25:5902:24:43
21:24:43
15:24:43
23:54:43
12:24:43
02:24:43
23:24:43
02:24:43
02:24:43
23:54:43
21:24:43
02:24:43
00:24:43
03:24:43
15:24:43
Duluth與主要城市的時差
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+5
+5
+5
+2
+2
+2
+2
+1
+0
+0
+0
-1
-3