Leiden時間
23:25:44
日出: 08:45:11 
日落: 16:56:1306:25:44
01:25:44
19:25:44
03:55:44
16:25:44
06:25:44
03:25:44
06:25:44
06:25:44
03:55:44
01:25:44
06:25:44
04:25:44
07:25:44
19:25:44
Leiden與主要城市的時差
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
+0
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9