Borisoglebsk時間からLondonderry County Borough時間への変換
13:39:49
-2
11:39:49
+7
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+6
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+2.5
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+2.5
+2
+2
+1.5
+1
+0.5
+0
+0
+0
+0
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-1
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-1
-2
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-6
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