Night Light of Llandudno (Wales) from space (United Kingdom) Src. Average luminocity for 10x10km area is 14.1566% and for 50x50km: 2.652%.
Square area 10x10 km:
 1.89%
 2.4%
 1.26%
 1.01%
 1.89%
 1.14%
 2.53%
 2.78%
 3.16%
 9.22%
 72.73%Square area 50x50 km:
 0.3%
 0.36%
 0.22%
 0.23%
 0.44%
 0.34%
 0.44%
 0.47%
 0.38%
 1.36%
 95.47%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 44' 34.4" North, 4° 32' 4.6" West
53° 19' 29.9" North, 3° 49' 53.3" West
52° 54' 10.6" North, 3° 7' 42.1" West
Some cities around Llandudno sort by population:
• Colwyn Bay
		7.7 km =4.8 mi, 
115°
• Rhyl
		22.5 km =14 mi, 
91°
• Prestatyn
		28.2 km =17.5 mi, 
87°
• Bangor
		22.6 km =14 mi, 
241°
• Abergele
		17.2 km =10.7 mi, 
105°
• Caernarfon
		35.6 km =22.1 mi, 
235°
• Deganwy
		2.3 km =1.4 mi, 
173°
• Denbigh
		31.8 km =19.8 mi, 
119°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016