Grand Rapidsの時間
17:11:21
日の出: 07:35:09 
日没: 18:17:5406:11:21
01:11:21
19:11:21
03:41:21
16:11:21
06:11:21
03:11:21
06:11:21
06:11:21
03:41:21
01:11:21
06:11:21
04:11:21
07:11:21
19:11:21
Grand Rapidsと主要都市の時差
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+5
+5
+5
+2
+2
+2
+2
+1
+0
+0
+0
-1
-3