Heure à Birsk
15:19:23
Lever du soleil: 09:44:28 
Coucher de soleil: 17:00:0218:19:23
13:19:23
07:19:23
15:49:23
04:19:23
18:19:23
15:19:23
18:19:23
18:19:23
15:49:23
13:19:23
18:19:23
16:19:23
19:19:23
07:19:23
Décalage horaire entre Birsk et les grandes villes
+6
+6
+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
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-4
-5
-5
-8
-8
-8
-8
-9
-10
-10
-10
-11