Conversione dell'ora da Al Bayḑā’ a Half Way Tree
19:41:39
-7
12:41:39
+7
+7
+7
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+6
+6
+6
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+2
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+1
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-1
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-1
-1
-1
-1
-1
-2
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-5
-5
-5
-5
-6
-7
-7
-7
-8
-10