Night Light of Northbrook (Ohio) from space (United States) Src. Average luminocity for 10x10km area is 74.0578% and for 50x50km: 56.6123%.
Square area 10x10 km:
 11.56%
 15.65%
 11.05%
 18.37%
 23.64%
 10.03%
 6.29%
 2.38%
 1.02%
 0%
 0%Square area 50x50 km:
 11.93%
 12.59%
 7.9%
 11.47%
 11.06%
 7.71%
 4.08%
 4.33%
 4.89%
 7.62%
 16.42%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
39° 47' 19.9" North, 85° 17' 12.1" West
39° 14' 47.2" North, 84° 35' 0.8" West
38° 41' 59.4" North, 83° 52' 49.6" West
Some cities around Northbrook sort by population:
• White Oak
		3.9 km =2.4 mi, 
200°
• Forest Park
		8.4 km =5.2 mi, 
54°
• Finneytown
		7.5 km =4.7 mi, 
133°
• Monfort Heights
		6.5 km =4 mi, 
188°
• Dent
		8.9 km =5.5 mi, 
220°
• Groesbeck
		2.6 km =1.6 mi, 
186°
• Mount Healthy
		3.6 km =2.2 mi, 
113°
• New Burlington
		2.7 km =1.7 mi, 
57°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016