Chuyển đổi thời gian từ West Island sang giờ Sydney
09:42:41
+4.5
14:12:41
+4.5
+4.5
+2.5
+2.5
+2.5
+2.5
+2.5
+1.5
+1.5
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+0.5
+0.5
+0.5
+0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-3