Night Light of Foz do Douro (Porto) from space (Portugal) Src. Average luminocity for 10x10km area is 71.3994% and for 50x50km: 42.2106%.
Square area 10x10 km:
45.62%
15.42%
0.65%
0.49%
1.46%
0.16%
2.6%
8.93%
11.85%
8.93%
3.9%Square area 50x50 km:
13.64%
9.7%
4.53%
5.53%
6.49%
4.21%
3.87%
3.5%
4.08%
4.8%
39.65%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 40' 42.6" North, 9° 22' 27.7" West
41° 9' 4.3" North, 8° 40' 16.5" West
40° 37' 10.6" North, 7° 58' 5.2" West
Some cities around Foz do Douro sort by population:
• Porto
5 km =3.1 mi,
91°
• Vila Nova de Gaia
5.8 km =3.6 mi,
121°
• Senhora da Hora
4.2 km =2.6 mi,
22°
• Matosinhos
3.7 km =2.3 mi,
336°
• Canidelo
3.7 km =2.3 mi,
146°
• São Mamede de Infesta
6.8 km =4.2 mi,
48°
• Leça da Palmeira
5 km =3.1 mi,
331°
• Guifões
5.2 km =3.2 mi,
2°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016