Yangp'yŏng時間からGoderich時間への変換
06:21:27
-9
21:21:27
+1
+1
+0
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-1
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-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
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-1
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-1
-1
-1
-1
-1
-1
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-8
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-12
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-12