Heure à Viana
08:41:45
Lever du soleil: 05:59:09 
Coucher de soleil: 18:16:4819:41:45
14:41:45
08:41:45
17:11:45
05:41:45
19:41:45
16:41:45
19:41:45
19:41:45
17:11:45
14:41:45
19:41:45
17:41:45
20:41:45
08:41:45
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
+4
+3
+3
+0
+0
+0
+0
-1
-2
-2
-2
-3
-5