Night Light of Salvador (Bahia) from space (Brazil) Src. Average luminocity for 10x10km area is 75.9481% and for 50x50km: 28.5328%.
Square area 10x10 km:
 48.48%
 13.42%
 0.87%
 0%
 1.95%
 7.58%
 7.14%
 4.55%
 9.74%
 6.28%
 0%Square area 50x50 km:
 8.62%
 8.86%
 1.5%
 1.68%
 1.98%
 3.02%
 2.85%
 3.15%
 4.53%
 11.65%
 52.15%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
12° 17' 6" South, 39° 12' 50.3" West
12° 58' 16" South, 38° 30' 39" West
13° 39' 19.2" South, 37° 48' 27.8" West
Some cities around Salvador sort by population:
• Camaçari
		36.5 km =22.7 mi, 
33°
• Lauro de Freitas
		21.6 km =13.4 mi, 
66°
• Simões Filho
		23.8 km =14.8 mi, 
29°
• São Francisco do Conde
		42.4 km =26.3 mi, 
334°
• Maragogipe
		49.2 km =30.6 mi, 
295°
• Itaparica
		20.4 km =12.7 mi, 
296°
• Saubara
		38.2 km =23.7 mi, 
312°
• Madre de Deus
		28.2 km =17.5 mi, 
335°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016