Conversione dell'ora da Perm a Changling
20:23:56
+3
23:23:56
+6
+6
+4
+4
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+3
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+1.5
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+0
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-1
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-5
-5
-5
-8
-8
-8
-8
-9
-10
-10
-10
-11