Night Light of Porto Franco (Maranhão) from space (Brazil) Src. Average luminocity for 10x10km area is 31.2056% and for 50x50km: 2.4535%.
Square area 10x10 km:
 3.46%
 3.46% 7.14%
 7.14% 6.71%
 6.71% 3.46%
 3.46% 2.81%
 2.81% 2.16%
 2.16% 3.25%
 3.25% 3.46%
 3.46% 3.25%
 3.25% 32.25%
 32.25% 32.03%
 32.03%Square area 50x50 km:
 0.22%
 0.22% 0.42%
 0.42% 0.46%
 0.46% 0.19%
 0.19% 0.17%
 0.17% 0.25%
 0.25% 0.32%
 0.32% 0.36%
 0.36% 0.32%
 0.32% 1.97%
 1.97% 95.32%
 95.32%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
5° 38' 20.6" South, 48° 6' 8.3" West
6° 20' 18" South, 47° 23' 57" West
7° 2' 12" South, 46° 41' 45.8" West
Some cities around Porto Franco sort by population:
• Imperatriz
		90.9 km =56.5 mi,  353°
353°
• Araguaína
		130.2 km =80.9 mi,  223°
223°
• Santa Luzia
		146.4 km =91 mi,  172°
172°
• Carolina
		111.1 km =69 mi,  183°
183°
• São Geraldo do Araguaia
		127.9 km =79.5 mi,  266°
266°
• Riachão
		142.8 km =88.7 mi,  142°
142°
• Bom Jardim
		126.2 km =78.4 mi,  126°
126°
• Amarante do Maranhão
		112.4 km =69.8 mi,  40°
40°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016