Night Light of Savoy (Illinois) from space (United States) Src. Average luminocity for 10x10km area is 46.3182% and for 50x50km: 8.5291%.
Square area 10x10 km:
 6.98%
 9.74%
 8.93%
 4.22%
 7.63%
 4.71%
 6.49%
 5.52%
 12.5%
 22.24%
 11.04%Square area 50x50 km:
 1.44%
 1.47%
 1.25%
 0.91%
 1.11%
 0.73%
 1.2%
 0.97%
 2.03%
 4.77%
 84.13%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 35' 27" North, 88° 57' 17.5" West
40° 3' 17.1" North, 88° 15' 6.2" West
39° 30' 51.9" North, 87° 32' 55" West
Some cities around Savoy sort by population:
• Champaign
		6.9 km =4.3 mi, 
5°
• Urbana
		7.3 km =4.5 mi, 
31°
• Danville
		53.4 km =33.2 mi, 
81°
• Rantoul
		29.4 km =18.3 mi, 
16°
• Mahomet
		20.3 km =12.6 mi, 
320°
• Clinton
		61.6 km =38.3 mi, 
280°
• Mount Zion
		61.7 km =38.3 mi, 
239°
• Monticello
		27.5 km =17.1 mi, 
263°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016