Boulsa時間
22:30:45
日出: 06:25:20 
日落: 17:50:0306:30:45
01:30:45
19:30:45
04:00:45
16:30:45
06:30:45
03:30:45
06:30:45
06:30:45
04:00:45
01:30:45
06:30:45
04:30:45
07:30:45
19:30:45
Boulsa與主要城市的時差
+7
+7
+7
+6.5
+6
+6
+6
+6
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5
+5
+4.5
+4
+3.5
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+1
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8