Night Light of Leioa (Basque Country) from space (Spain) Src. Average luminocity for 10x10km area is 77.6758% and for 50x50km: 18.9016%.
Square area 10x10 km:
 27.12%
 25.3%
 6.21%
 3.64%
 8.79%
 8.64%
 6.06%
 12.27%
 1.97%
 0%
 0%Square area 50x50 km:
 3.13%
 3.62%
 1.8%
 1.88%
 2.3%
 2.76%
 2.21%
 2.74%
 5.57%
 13.04%
 60.95%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 50' 10.3" North, 3° 41' 31.1" West
43° 19' 36.7" North, 2° 59' 19.8" West
42° 48' 47.6" North, 2° 17' 8.6" West
Some cities around Leioa sort by population:
• Barakaldo
		3.4 km =2.1 mi, 
179°
• Algorta
		3 km =1.9 mi, 
326°
• Getxo
		3.8 km =2.4 mi, 
331°
• Portugalete
		2.7 km =1.7 mi, 
255°
• Santurtzi
		3.5 km =2.2 mi, 
272°
• Sestao
		2.4 km =1.5 mi, 
217°
• Erandio
		2.8 km =1.7 mi, 
153°
• Berango
		4.3 km =2.7 mi, 
352°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016