Night Light of Buarcos (Coimbra) from space (Portugal) Src. Average luminocity for 10x10km area is 34.4708% and for 50x50km: 9.7517%.
Square area 10x10 km:
 8.44%
 8.77%
 1.14%
 3.73%
 1.3%
 2.76%
 1.46%
 5.19%
 15.26%
 27.92%
 24.03%Square area 50x50 km:
 0.73%
 1.23%
 0.73%
 0.9%
 1.15%
 1.4%
 1.34%
 1.83%
 3.49%
 10.82%
 76.39%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 42' 4.4" North, 9° 34' 47.7" West
40° 9' 57.7" North, 8° 52' 36.5" West
39° 37' 35.8" North, 8° 10' 25.2" West
Some cities around Buarcos sort by population:
• Figueira da Foz
		2.1 km =1.3 mi, 
142°
• Condeixa-a-Nova
		32.7 km =20.3 mi, 
100°
• Tavarede
		2.6 km =1.6 mi, 
87°
• Soure
		24.4 km =15.2 mi, 
118°
• Mira
		31.5 km =19.6 mi, 
22°
• Cantanhede
		31.3 km =19.4 mi, 
50°
• Arazede
		23.4 km =14.5 mi, 
55°
• Louriçal
		21.6 km =13.4 mi, 
146°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016