Gravesend時間
17:21:32
日出: 07:24:38 
日落: 17:00:4001:21:32
20:21:32
14:21:32
22:51:32
11:21:32
01:21:32
22:21:32
01:21:32
01:21:32
22:51:32
20:21:32
01:21:32
23:21:32
02:21:32
14:21:32
Gravesend與主要城市的時差
+7
+7
+7
+6.5
+6
+6
+6
+6
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5
+5
+4.5
+4
+3.5
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+1
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8