Risca時間
11:35:31
日出: 07:42:26 
日落: 17:10:2619:35:31
14:35:31
08:35:31
17:05:31
05:35:31
19:35:31
16:35:31
19:35:31
19:35:31
17:05:31
14:35:31
19:35:31
17:35:31
20:35:31
08:35:31
Risca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