Čas Ronchin
14:49:14
Svítání: 08:16:11 
Západ slunce: 18:49:1220:49:14
15:49:14
09:49:14
18:19:14
06:49:14
20:49:14
17:49:14
20:49:14
20:49:14
18:19:14
15:49:14
20:49:14
18:49:14
21:49:14
09:49:14
Časový rozdíl mezi Ronchin a velkými městy
+7
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+3
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+2.5
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+1.5
+1
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+1
+1
+1
+1
+1
+1
+1
+0
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-1
-1
-1
-1
-1
-1
-2
-5
-5
-5
-5
-6
-6
-7
-7
-8
-9