Night Light of Madeira (Ohio) from space (United States) Src. Average luminocity for 10x10km area is 75.7224% and for 50x50km: 59.4332%.
Square area 10x10 km:
 12.99%
 20.29%
 9.74%
 15.91%
 16.56%
 19.32%
 4.71%
 0.49%
 0%
 0%
 0%Square area 50x50 km:
 12.35%
 13.72%
 8.78%
 11.5%
 11.08%
 8.56%
 4.38%
 3.9%
 5.4%
 7.09%
 13.23%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
39° 44' 1.4" North, 85° 4' 0" West
39° 11' 27.2" North, 84° 21' 48.8" West
38° 38' 37.8" North, 83° 39' 37.5" West
Some cities around Madeira sort by population:
• Blue Ash
		4.7 km =2.9 mi, 
344°
• Montgomery
		4.2 km =2.6 mi, 
11°
• Reading
		7.7 km =4.8 mi, 
298°
• Kenwood
		2.2 km =1.4 mi, 
351°
• Milford
		6.2 km =3.9 mi, 
106°
• The Village of Indian Hill
		2.8 km =1.7 mi, 
117°
• Deer Park
		3.1 km =1.9 mi, 
300°
• Turpin Hills
		9.1 km =5.7 mi, 
188°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016