Night Light of São Mamede de Infesta (Porto) from space (Portugal) Src. Average luminocity for 10x10km area is 99.8247% and for 50x50km: 49.865%.
Square area 10x10 km:
 89.45%
 89.45% 10.55%
 10.55% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 14.59%
 14.59% 11.5%
 11.5% 5.83%
 5.83% 7.63%
 7.63% 8.08%
 8.08% 5.31%
 5.31% 4.21%
 4.21% 4.1%
 4.1% 4.67%
 4.67% 5.75%
 5.75% 28.33%
 28.33%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 43' 7.7" North, 9° 18' 51" West
41° 11' 30.6" North, 8° 36' 39.8" West
40° 39' 38.1" North, 7° 54' 28.5" West
Some cities around São Mamede de Infesta sort by population:
• Porto
		4.7 km =2.9 mi,  179°
179°
• Rio Tinto
		4.6 km =2.9 mi,  108°
108°
• Maia
		4.9 km =3 mi,  351°
351°
• Senhora da Hora
		3.5 km =2.2 mi,  259°
259°
• Águas Santas
		3.6 km =2.2 mi,  55°
55°
• Leça do Bailio
		3 km =1.9 mi,  319°
319°
• Pedrouços
		2.1 km =1.3 mi,  99°
99°
• Guifões
		4.9 km =3 mi,  277°
277°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016