Conversione dell'ora da Mary a Durban
09:58:47
-3
06:58:47
+5
+5
+4
+4
+4
+4
+4
+3
+3
+3
+3
+3
+3
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+2
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+1.5
+1
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+1
+0.5
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+0.5
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+0.5
+0.5
+0.5
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+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
-9
-9
-9
-10
-10
-11
-12