Gravesend時間
10:56:39
日出: 07:07:25 
日落: 18:15:3822:56:39
17:56:39
11:56:39
20:26:39
08:56:39
22:56:39
19:56:39
22:56:39
22:56:39
20:26:39
17:56:39
22:56:39
20:56:39
23:56:39
11:56:39
Gravesend與主要城市的時差
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+6
+5
+5
+5
+5
+5
+5
+4
+1
+1
+1
+1
+0
+0
-1
-1
-2
-3