Risca時間
11:16:08
日出: 06:28:15 
日落: 18:14:5319:16:08
14:16:08
08:16:08
16:46:08
05:16:08
19:16:08
16:16:08
19:16:08
19:16:08
16:46:08
14:16:08
19:16:08
17:16:08
20:16:08
08:16:08
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
+0
+0
+0
-3
-3
-3
-3
-4
-4
-5
-5
-6
-7