Viana時間
19:49:04
日出: 06:01:37 
日落: 18:18:3906:49:04
01:49:04
19:49:04
04:19:04
16:49:04
06:49:04
03:49:04
06:49:04
06:49:04
04:19:04
01:49:04
06:49:04
04:49:04
07:49:04
19:49:04
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