Night Light of Decatur (Alabama) from space (United States) Src. Average luminocity for 10x10km area is 67.3776% and for 50x50km: 24.3565%.
Square area 10x10 km:
 17.66%
 19.06%
 11.01%
 10.66%
 5.24%
 3.5%
 2.62%
 6.12%
 19.41%
 4.72%
 0%Square area 50x50 km:
 2.55%
 2.83%
 3.83%
 4.19%
 4.1%
 3.59%
 3.47%
 4.95%
 7.6%
 13.75%
 49.14%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
35° 10' 57.5" North, 87° 41' 11.3" West
34° 36' 21.3" North, 86° 59' 0" West
34° 1' 30.7" North, 86° 16' 48.8" West
Some cities around Decatur sort by population:
• Huntsville
		38.9 km =24.2 mi, 
69°
• Madison
		23.9 km =14.9 mi, 
64°
• Athens
		21.9 km =13.6 mi, 
2°
• Cullman
		49.6 km =30.8 mi, 
165°
• Hartselle
		18.6 km =11.6 mi, 
166°
• Danville
		23.3 km =14.5 mi, 
204°
• Meridianville
		46.4 km =28.8 mi, 
53°
• Harvest
		35 km =21.7 mi, 
37°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016