Toba Tek Singh時間からHongch’ŏn時間への変換
00:31:06
+4
04:31:06
+6
+6
+4
+4
+4
+4
+4
+3
+3
+3
+3
+3
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+1.5
+1
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+1
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+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0
+0
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-5
-8
-8
-8
-8
-9
-9
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-12