Columbus時間
06:11:07
日出: 07:39:47 
日落: 18:02:4919:11:07
14:11:07
08:11:07
16:41:07
05:11:07
19:11:07
16:11:07
19:11:07
19:11:07
16:41:07
14:11:07
19:11:07
17:11:07
20:11:07
08:11:07
Columbus與主要城市的時差
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+6
+5
+5
+2
+2
+2
+2
+1
+0
+0
+0
-1
-3