Heure à Birsk
06:29:59
Lever du soleil: 06:12:20 
Coucher de soleil: 20:26:5309:29:59
04:29:59
22:29:59
06:59:59
19:29:59
09:29:59
06:29:59
09:29:59
09:29:59
06:59:59
04:29:59
09:29:59
07:29:59
10:29:59
22:29:59
Décalage horaire entre Birsk et les grandes villes
+5
+5
+4
+4
+4
+4
+4
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+1.5
+1
+1
+1
+1
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0
+0
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-5
-8
-8
-8
-9
-9
-9
-10
-10
-11
-12