P’yŏngsŏng time to Umreth time conversion
21:41:29
-3.5
18:11:29
+1
+1
+0
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-1
-1
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-1
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-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
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-2
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-8
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-12
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-12