West Chesterの時間
10:23:14
日の出: 06:30:57 
日没: 19:33:2722:23:14
17:23:14
11:23:14
19:53:14
08:23:14
22:23:14
19:23:14
22:23:14
22:23:14
19:53:14
17:23:14
22:23:14
20:23:14
23:23:14
11:23:14
West Chesterと主要都市の時差
10:23:14
0
10:23:14
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+6
+5
+5
+5
+5
+5
+5
+4
+1
+1
+1
+0
+0
+0
-1
-1
-2
-3