Viana時間
05:59:30
日出: 06:01:13 
日落: 18:18:2316:59:30
11:59:30
05:59:30
14:29:30
02:59:30
16:59:30
13:59:30
16:59:30
16:59:30
14:29:30
11:59:30
16:59:30
14:59:30
17:59:30
05:59:30
Viana與主要城市的時差
+7
+6.5
+6
+6
+6
+6
+6
+6
+6
+5
+5
+5
+5
+4
+4
+4
+4
+4
+4
+4
+3
+3
+0
+0
+0
+0
-1
-2
-2
-2
-3
-5