Viana時間
16:00:55
日出: 05:40:14 
日落: 18:07:2803:00:55
22:00:55
16:00:55
00:30:55
13:00:55
03:00:55
00:00:55
03:00:55
03:00:55
00:30:55
22:00:55
03:00:55
01:00:55
04:00:55
16:00:55
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