Conversione dell'ora da Phuthaditjhaba a Chengtangcun
17:57:52
+6
23:57:52
+7
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+3.5
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+3
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+2.5
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+1.5
+1
+1
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+0
+0
+0
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-1
-1
-1
-1
-1
-1
-2
-5
-5
-5
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-6
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-9