Night Light of Ribeira Grande (Azores) from space (Portugal) Src. Average luminocity for 10x10km area is 4.5942% and for 50x50km: 0.7162%.
Square area 10x10 km:
0%
0%
0.81%
0.65%
1.46%
0.97%
0%
0.65%
2.27%
0.65%
92.53%Square area 50x50 km:
0.08%
0.08%
0.05%
0.11%
0.15%
0.09%
0.05%
0.13%
0.22%
0.08%
98.95%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
39° 3' 53" North, 29° 24' 11.3" West
38° 31' 0" North, 28° 42' 0" West
37° 57' 51.9" North, 27° 59' 48.8" West
Some cities around Ribeira Grande sort by population:
• Ponta Delgada
278.8 km =173.2 mi,
108°
• Angra do Heroísmo
129.8 km =80.7 mi,
83°
• Rosto de Cão
280 km =174 mi,
107°
• Rabo de Peixe
283.6 km =176.2 mi,
106°
• Arrifes
275.3 km =171.1 mi,
107°
• Horta
6.8 km =4.2 mi,
70°
• Madalena
15.2 km =9.4 mi,
81°
• Praia da Vitória
143.9 km =89.4 mi,
80°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016