Heure à Grand Rapids
10:45:48
Lever du soleil: 08:11:11 
Coucher de soleil: 17:32:2523:45:48
18:45:48
12:45:48
21:15:48
09:45:48
23:45:48
20:45:48
23:45:48
23:45:48
21:15:48
18:45:48
23:45:48
21:45:48
00:45:48
12:45:48
Décalage horaire entre Grand Rapids et les grandes villes
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+6
+5
+5
+2
+2
+2
+2
+1
+0
+0
+0
-1
-3