Viana時間
10:21:39
日出: 06:07:31 
日落: 18:18:2921:21:39
16:21:39
10:21:39
18:51:39
07:21:39
21:21:39
18:21:39
21:21:39
21:21:39
18:51:39
16:21:39
21:21:39
19:21:39
22:21:39
10:21:39
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
+3
+3
+3
+0
+0
+0
+0
-1
-2
-2
-2
-3
-5