Williamstown時間
13:39:12
日出: 06:53:06 
日落: 17:35:0602:39:12
21:39:12
15:39:12
00:09:12
12:39:12
02:39:12
23:39:12
02:39:12
02:39:12
00:09:12
21:39:12
02:39:12
00:39:12
03:39:12
15:39:12
Williamstown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