Mount Vernon時間
18:21:47
日出: 06:32:33 
日落: 17:44:3708:21:47
03:21:47
21:21:47
05:51:47
18:21:47
08:21:47
05:21:47
08:21:47
08:21:47
05:51:47
03:21:47
08:21:47
06:21:47
09:21:47
21:21:47
Mount Vernon與主要城市的時差
+7
+7
+7
+7
+7
+7
+6
+6
+6
+3
+3
+3
+3
+2
+1
+1
+1
+0
-2