Viana時間
22:14:38
日出: 06:01:37 
日落: 18:18:3909:14:38
04:14:38
22:14:38
06:44:38
19:14:38
09:14:38
06:14:38
09:14:38
09:14:38
06:44:38
04:14:38
09:14:38
07:14:38
10:14:38
22:14:38
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