Night Light of Porangatu (Goiás) from space (Brazil) Src. Average luminocity for 10x10km area is 27.7045% and for 50x50km: 1.2478%.
Square area 10x10 km:
 2.48%
 3.1%
 7.02%
 8.68%
 1.03%
 0.83%
 4.96%
 0%
 1.65%
 28.51%
 41.74%Square area 50x50 km:
 0.1%
 0.12%
 0.28%
 0.35%
 0.04%
 0.03%
 0.23%
 0%
 0.07%
 1.15%
 97.63%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
12° 45' 21.6" South, 49° 51' 6.3" West
13° 26' 27" South, 49° 8' 55" West
14° 7' 25.4" South, 48° 26' 43.8" West
Some cities around Porangatu sort by population:
• Minaçu
		100.9 km =62.7 mi, 
95°
• Uruaçu
		120.5 km =74.9 mi, 
179°
• Niquelândia
		136.8 km =85 mi, 
147°
• São Miguel do Araguaia
		111.3 km =69.2 mi, 
279°
• Itapaci
		173.4 km =107.7 mi, 
194°
• Crixás
		151.7 km =94.3 mi, 
215°
• Alvorada
		106.9 km =66.4 mi, 
1°
• Barro Alto
		172 km =106.9 mi, 
171°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016