Heure à Royston
11:26:16
Lever du soleil: 07:45:49 
Coucher de soleil: 16:40:1219:26:16
14:26:16
08:26:16
16:56:16
05:26:16
19:26:16
16:26:16
19:26:16
19:26:16
16:56:16
14:26:16
19:26:16
17:26:16
20:26:16
08:26:16
Décalage horaire entre Royston et les grandes villes
+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