Gravesend時間
02:29:02
日出: 06:59:57 
日落: 17:19:5115:29:02
10:29:02
04:29:02
12:59:02
01:29:02
15:29:02
12:29:02
15:29:02
15:29:02
12:59:02
10:29:02
15:29:02
13:29:02
16:29:02
04:29:02
Gravesend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