Night Light of Rio Tinto (Porto) from space (Portugal) Src. Average luminocity for 10x10km area is 97.8068% and for 50x50km: 53.4202%.
Square area 10x10 km:
80.68%
12.01%
2.44%
2.76%
2.11%
0%
0%
0%
0%
0%
0%Square area 50x50 km:
14.89%
11.81%
6.28%
8.42%
9.22%
6.08%
5.12%
4.75%
4.98%
6.22%
22.22%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 42' 20.8" North, 9° 15' 45.6" West
41° 10' 43.4" North, 8° 33' 34.3" West
40° 38' 50.5" North, 7° 51' 23.1" West
Some cities around Rio Tinto sort by population:
• Ermesinde
4.2 km =2.6 mi,
7°
• Gondomar
4.4 km =2.7 mi,
148°
• Águas Santas
3.8 km =2.4 mi,
338°
• São Mamede de Infesta
4.6 km =2.9 mi,
288°
• Fânzeres
2.8 km =1.7 mi,
116°
• Valongo
5.2 km =3.2 mi,
77°
• Baguim do Monte
2.1 km =1.3 mi,
46°
• Pedrouços
2.5 km =1.6 mi,
296°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016