Night Light of Chesterton (Indiana) from space (United States) Src. Average luminocity for 10x10km area is 39.8344% and for 50x50km: 21.2728%.
Square area 10x10 km:
 1.46%
 1.79%
 4.55%
 8.28%
 5.19%
 8.44%
 15.91%
 13.47%
 15.26%
 19.97%
 5.68%Square area 50x50 km:
 2.35%
 2.84%
 2.75%
 2.93%
 3.77%
 3.92%
 3.95%
 3.94%
 6.16%
 11.13%
 56.27%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
42° 8' 3" North, 87° 46' 2.4" West
41° 36' 38.1" North, 87° 3' 51.1" West
41° 4' 57.9" North, 86° 21' 39.9" West
Some cities around Chesterton sort by population:
• Gary
		23.5 km =14.6 mi, 
265°
• Portage
		10.1 km =6.3 mi, 
247°
• Valparaiso
		15.3 km =9.5 mi, 
179°
• Michigan City
		17.7 km =11 mi, 
52°
• Hobart
		18.1 km =11.2 mi, 
241°
• Lake Station
		15.1 km =9.4 mi, 
254°
• Westville
		15.6 km =9.7 mi, 
119°
• South Haven
		9.8 km =6.1 mi, 
218°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016