Conversione dell'ora da Usman’ a Kolkata
15:09:47
+2.5
17:39:47
+6
+6
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+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
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+2
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+1.5
+1
+0.5
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-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-3
-3
-3
-6
-6
-6
-6
-7
-8
-8
-8
-9
-11