Night Light of Umbaúba (Sergipe) from space (Brazil) Src. Average luminocity for 10x10km area is 22.974% and for 50x50km: 7.9892%.
Square area 10x10 km:
 1.95%
 3.9%
 0.22%
 0%
 4.98%
 7.14%
 5.19%
 3.9%
 2.6%
 29.22%
 40.91%Square area 50x50 km:
 0.52%
 1%
 0.54%
 0.59%
 1.26%
 2.01%
 1.16%
 1.48%
 1.62%
 7.07%
 82.75%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
10° 41' 35.6" South, 38° 21' 39.3" West
11° 22' 60" South, 37° 39' 28" West
12° 4' 18.4" South, 36° 57' 16.8" West
Some cities around Umbaúba sort by population:
• Estância
		27.1 km =16.8 mi, 
61°
• Tobias Barreto
		43.3 km =26.9 mi, 
300°
• Rio Real
		32 km =19.9 mi, 
249°
• Itabaianinha
		18.9 km =11.7 mi, 
310°
• Conde
		48.1 km =29.9 mi, 
173°
• Boquim
		26.6 km =16.5 mi, 
8°
• Cristinápolis
		14.8 km =9.2 mi, 
226°
• Salgado
		43.9 km =27.3 mi, 
27°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016