Columbine vaqti
08:23:55
Quyosh chiqishi: 06:41:13 
Quyosh botishi: 17:45:5223:23:55
18:23:55
12:23:55
20:53:55
09:23:55
23:23:55
20:23:55
23:23:55
23:23:55
20:53:55
18:23:55
23:23:55
21:23:55
00:23:55
12:23:55
Columbine va yirik shaharlar o'rtasidagi vaqt farqi
+7
+7
+7
+4
+4
+4
+4
+3
+2
+2
+2
+1
-1