Viana時間
18:36:31
日出: 06:02:21 
日落: 18:19:1005:36:31
00:36:31
18:36:31
03:06:31
15:36:31
05:36:31
02:36:31
05:36:31
05:36:31
03:06:31
00:36:31
05:36:31
03:36:31
06:36:31
18:36:31
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