Night Light of Aradas (Aveiro) from space (Portugal) Src. Average luminocity for 10x10km area is 72.6494% and for 50x50km: 25.8155%.
Square area 10x10 km:
 18.67%
 19.32%
 7.95%
 7.47%
 12.01%
 14.29%
 7.47%
 9.42%
 3.41%
 0%
 0%Square area 50x50 km:
 1.77%
 3.67%
 2.82%
 3.02%
 4.68%
 5.44%
 4.06%
 6.6%
 12.61%
 14.98%
 40.36%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 9' 8.6" North, 9° 20' 42.3" West
40° 37' 15" North, 8° 38' 31" West
40° 5' 6" North, 7° 56' 19.8" West
Some cities around Aradas sort by population:
• Aveiro
		2.6 km =1.6 mi, 
353°
• Ílhavo
		3.2 km =2 mi, 
228°
• Gafanha da Nazaré
		6.3 km =3.9 mi, 
285°
• Esgueira
		3.3 km =2.1 mi, 
18°
• Murtosa
		12.9 km =8 mi, 
1°
• Albergaria-a-Velha
		15.9 km =9.9 mi, 
59°
• Oiã
		12.3 km =7.6 mi, 
134°
• Eixo
		6.2 km =3.9 mi, 
83°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016