Heure à Richardson
10:27:07
Lever du soleil: 06:57:12 
Coucher de soleil: 20:00:3123:27:07
18:27:07
12:27:07
20:57:07
09:27:07
23:27:07
20:27:07
23:27:07
23:27:07
20:57:07
18:27:07
23:27:07
21:27:07
00:27:07
12:27:07
Décalage horaire entre Richardson et les grandes villes
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+5
+2
+2
+2
+1
+1
+1
+0
+0
-1
-2