Night Light of Berwyn (Illinois) from space (United States) Src. Average luminocity for 10x10km area is 99.146% and for 50x50km: 81.4939%.
Square area 10x10 km:
 75.87%
 75.87% 22.22%
 22.22% 1.9%
 1.9% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 45.1%
 45.1% 20.27%
 20.27% 8.3%
 8.3% 5.2%
 5.2% 3.25%
 3.25% 2.84%
 2.84% 1.97%
 1.97% 1.46%
 1.46% 1.36%
 1.36% 1.8%
 1.8% 8.45%
 8.45%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
42° 22' 19.9" North, 88° 29' 48.5" West
41° 51' 2.1" North, 87° 47' 37.2" West
41° 19' 28.9" North, 87° 5' 26" West
Some cities around Berwyn sort by population:
• Cicero
		3.3 km =2.1 mi,  99°
99°
• Oak Park
		3.9 km =2.4 mi,  11°
11°
• Forest Park
		3.6 km =2.2 mi,  332°
332°
• Lyons
		4.6 km =2.9 mi,  206°
206°
• Riverside
		3 km =1.9 mi,  234°
234°
• Broadview
		5.2 km =3.2 mi,  286°
286°
• Stickney
		3.4 km =2.1 mi,  164°
164°
• North Riverside
		2.6 km =1.6 mi,  250°
250°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016