Viana時間
17:21:58
日出: 05:39:05 
日落: 18:09:4904:21:58
23:21:58
17:21:58
01:51:58
14:21:58
04:21:58
01:21:58
04:21:58
04:21:58
01:51:58
23:21:58
04:21:58
02:21:58
05:21:58
17:21:58
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