Rockford vaqti
23:45:30
Quyosh chiqishi: 07:14:06 
Quyosh botishi: 17:04:1113:45:30
08:45:30
02:45:30
11:15:30
23:45:30
13:45:30
10:45:30
13:45:30
13:45:30
11:15:30
08:45:30
13:45:30
11:45:30
14:45:30
02:45:30
Rockford va yirik shaharlar o'rtasidagi vaqt farqi
+7
+7
+7
+7
+7
+7
+7
+6
+6
+3
+3
+3
+3
+2
+1
+1
+1
+0
-2