Night Light of Hartselle (Alabama) from space (United States) Src. Average luminocity for 10x10km area is 41.3357% and for 50x50km: 15.7764%.
Square area 10x10 km:
 3.85%
 3.85%
 8.04%
 8.74%
 5.77%
 6.99%
 2.8%
 5.94%
 21.15%
 31.29%
 1.57%Square area 50x50 km:
 1.57%
 1.77%
 2.29%
 2.28%
 2.14%
 2.07%
 2.37%
 4.02%
 6.14%
 10.86%
 64.49%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
35° 1' 16.6" North, 87° 38' 18.3" West
34° 26' 36.3" North, 86° 56' 7" West
33° 51' 41.7" North, 86° 13' 55.8" West
Some cities around Hartselle sort by population:
• Huntsville
		45.2 km =28.1 mi, 
45°
• Decatur
		18.6 km =11.6 mi, 
346°
• Madison
		33.2 km =20.6 mi, 
31°
• Athens
		40.1 km =24.9 mi, 
355°
• Cullman
		31 km =19.3 mi, 
164°
• Arab
		42.7 km =26.5 mi, 
109°
• Danville
		14.3 km =8.9 mi, 
257°
• Harvest
		48.8 km =30.3 mi, 
20°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016