Heure à Viana
20:19:04
Lever du soleil: 05:14:35 
Coucher de soleil: 18:28:1607:19:04
02:19:04
20:19:04
04:49:04
17:19:04
07:19:04
04:19:04
07:19:04
07:19:04
04:49:04
02:19:04
07:19:04
05:19:04
08:19:04
20:19:04
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
+4
+3
+3
+0
+0
+0
+0
-1
-2
-2
-2
-3
-5