Concord 시간
03:00:17
해돋이: 06:24:19 
일몰: 20:13:2515:00:17
10:00:17
04:00:17
12:30:17
01:00:17
15:00:17
12:00:17
15:00:17
15:00:17
12:30:17
10:00:17
15:00:17
13:00:17
16:00:17
04:00:17
Concord와 주요 도시 간의 시차
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+6
+5
+5
+5
+5
+5
+5
+4
+1
+1
+1
+0
+0
+0
-1
-1
-2
-3