Night Light of Acopiara (Ceará) from space (Brazil) Src. Average luminocity for 10x10km area is 13.9773% and for 50x50km: 1.2748%.
Square area 10x10 km:
 1.24%
 3.93%
 1.86%
 1.86%
 1.03%
 2.69%
 0.83%
 0.62%
 0%
 0.21%
 85.74%Square area 50x50 km:
 0.07%
 0.18%
 0.09%
 0.15%
 0.16%
 0.22%
 0.22%
 0.27%
 0.2%
 0.51%
 97.93%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
5° 23' 44.5" South, 40° 9' 20.3" West
6° 5' 43" South, 39° 27' 9" West
6° 47' 38.3" South, 38° 44' 57.8" West
Some cities around Acopiara sort by population:
• Iguatu
		33.9 km =21.1 mi, 
149°
• Icó
		73.6 km =45.7 mi, 
117°
• Pedra Branca
		77.1 km =47.9 mi, 
337°
• Mombaça
		43.7 km =27.2 mi, 
333°
• Senador Pompeu
		57.1 km =35.5 mi, 
9°
• Orós
		61.8 km =38.4 mi, 
105°
• Jucás
		48.5 km =30.1 mi, 
189°
• Cedro
		71.4 km =44.4 mi, 
142°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016