Risca時間
06:59:38
日出: 06:28:15 
日落: 18:14:5314:59:38
09:59:38
03:59:38
12:29:38
00:59:38
14:59:38
11:59:38
14:59:38
14:59:38
12:29:38
09:59:38
14:59:38
12:59:38
15:59:38
03:59:38
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