Bletchley時間
11:57:01
日出: 05:49:42 
日落: 20:24:3218:57:01
13:57:01
07:57:01
16:27:01
04:57:01
18:57:01
15:57:01
18:57:01
18:57:01
16:27:01
13:57:01
18:57:01
16:57:01
19:57:01
07:57:01
Bletchley與主要城市的時差
11:57:01
-5
06:57:01
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
-1
-4
-4
-4
-5
-5
-5
-6
-6
-7
-8