Viana時間
21:05:34
日出: 06:01:13 
日落: 18:18:2308:05:34
03:05:34
21:05:34
05:35:34
18:05:34
08:05:34
05:05:34
08:05:34
08:05:34
05:35:34
03:05:34
08:05:34
06:05:34
09:05:34
21:05:34
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