Derry時間
12:57:09
日出: 07:13:35 
日落: 16:35:1601:57:09
20:57:09
14:57:09
23:27:09
11:57:09
01:57:09
22:57:09
01:57:09
01:57:09
23:27:09
20:57:09
01:57:09
23:57:09
02:57:09
14:57:09
Derry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