Phalaborwa時間からMathba時間への変換
15:09:46
+4
19:09:46
+7
+7
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+6
+6
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+3
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+1.5
+1
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-1
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-1
-1
-1
-1
-2
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-5
-5
-5
-5
-6
-7
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-7
-8
-10