Viana時間
12:22:17
日出: 05:17:57 
日落: 18:28:0523:22:17
18:22:17
12:22:17
20:52:17
09:22:17
23:22:17
20:22:17
23:22:17
23:22:17
20:52:17
18:22:17
23:22:17
21:22:17
00:22:17
12:22:17
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