Hongch’ŏn時間からKottūru時間への変換
21:49:29
-3.5
18:19:29
+2
+2
+0
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
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-3
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-5
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-8
-8
-8
-8
-8
-8
-9
-9
-12
-12
-12
-12