Conversión de hora de Derry a Riyadh
22:09:47
+3
01:09:47
+7
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+6.5
+6
+6
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+3.5
+3
+3
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+3
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+3
+2
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+1
+1
+1
+1
+1
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+1
+0
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-3
-3
-3
-3
-4
-5
-5
-5
-6
-8