Čas Hongch’ŏn
01:07:34
Svítání: 05:16:53 
Západ slunce: 19:32:5000:07:34
19:07:34
13:07:34
21:37:34
10:07:34
00:07:34
21:07:34
00:07:34
00:07:34
21:37:34
19:07:34
00:07:34
22:07:34
01:07:34
13:07:34
Časový rozdíl mezi Hongch’ŏn a velkými městy
01:07:34
-13
12:07:34
+1
+1
+0
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-1
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-1
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-1
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-1
-1
-1
-1
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-1
-1
-1
-1
-1
-1
-1
-1
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-1
-1
-1
-1
-1
-1
-1
-1
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-1
-1
-1
-1
-1
-1
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-12
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-12