Heure à Viana
09:17:45
Lever du soleil: 05:37:02 
Coucher de soleil: 18:13:3120:17:45
15:17:45
09:17:45
17:47:45
06:17:45
20:17:45
17:17:45
20:17:45
20:17:45
17:47:45
15:17:45
20:17:45
18:17:45
21:17:45
09:17:45
Décalage horaire entre Viana et les grandes villes
+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