Grantham時間
00:42:36
日出: 08:06:32 
日落: 16:18:0508:42:36
03:42:36
21:42:36
06:12:36
18:42:36
08:42:36
05:42:36
08:42:36
08:42:36
06:12:36
03:42:36
08:42:36
06:42:36
09:42:36
21:42:36
Grantham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