Night Light of Carbondale (Illinois) from space (United States) Src. Average luminocity for 10x10km area is 45.199% and for 50x50km: 9.8616%.
Square area 10x10 km:
 8.33%
 7.99%
 5.61%
 5.1%
 3.57%
 10.03%
 3.91%
 7.82%
 15.82%
 30.78%
 1.02%Square area 50x50 km:
 0.89%
 0.95%
 1.26%
 1.06%
 1.23%
 1.72%
 1.2%
 2.64%
 3.25%
 9.28%
 76.52%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
38° 16' 52.7" North, 89° 55' 11.6" West
37° 43' 38.2" North, 89° 13' 0.3" West
37° 10' 8.6" North, 88° 30' 49.1" West
Some cities around Carbondale sort by population:
• Marion
		24.9 km =15.5 mi, 
89°
• Herrin
		18.6 km =11.6 mi, 
63°
• West Frankfort
		31.4 km =19.5 mi, 
52°
• Murphysboro
		11.2 km =7 mi, 
291°
• Benton
		39.7 km =24.7 mi, 
40°
• Du Quoin
		31.6 km =19.6 mi, 
356°
• Carterville
		12.8 km =8 mi, 
73°
• Pinckneyville
		41.8 km =26 mi, 
339°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016