Kronstadtの時間
23:15:30
日の出: 08:16:17 
日没: 18:12:1404:15:30
23:15:30
17:15:30
01:45:30
14:15:30
04:15:30
01:15:30
04:15:30
04:15:30
01:45:30
23:15:30
04:15:30
02:15:30
05:15:30
17:15:30
Kronstadtと主要都市の時差
+6
+6
+6
+6
+6
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+4
+4
+4
+3.5
+3
+3
+3
+3
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2
+2
+1.5
+1
+0.5
+0
+0
+0
+0
+0
+0
+0
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-3
-3
-3
-6
-6
-6
-6
-7
-8
-8
-8
-9
-11