Concord 시간
21:51:58
해돋이: 07:12:31 
일몰: 18:00:3110:51:58
05:51:58
23:51:58
08:21:58
20:51:58
10:51:58
07:51:58
10:51:58
10:51:58
08:21:58
05:51:58
10:51:58
08:51:58
11:51:58
23:51:58
Concord와 주요 도시 간의 시차
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+6
+5
+5
+2
+2
+2
+2
+1
+0
+0
+0
-1
-3