Columbus 시간
13:11:43
해돋이: 07:41:56 
일몰: 17:47:1002:11:43
21:11:43
15:11:43
23:41:43
12:11:43
02:11:43
23:11:43
02:11:43
02:11:43
23:41:43
21:11:43
02:11:43
00:11:43
03:11:43
15:11:43
Columbus와 주요 도시 간의 시차
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+6
+5
+5
+2
+2
+2
+2
+1
+0
+0
+0
-1
-3