Piet Retief時間からDevanhalli時間への変換
00:41:29
+3.5
04:11:29
+7
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+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3
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+1.5
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-1
-1
-1
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-2
-5
-5
-5
-6
-6
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-9