Columbus 시간
23:18:35
해돋이: 07:53:39 
일몰: 17:17:4112:18:35
07:18:35
01:18:35
09:48:35
22:18:35
12:18:35
09:18:35
12:18:35
12:18:35
09:48:35
07:18:35
12:18:35
10:18:35
13:18:35
01:18:35
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