Night Light of Decatur (Indiana) from space (United States) Src. Average luminocity for 10x10km area is 23.7262% and for 50x50km: 7.4704%.
Square area 10x10 km:
 3.91%
 4.42%
 3.91%
 0.85%
 1.87%
 1.19%
 4.08%
 5.27%
 1.87%
 22.79%
 49.83%Square area 50x50 km:
 1.22%
 1.27%
 0.93%
 0.93%
 0.87%
 0.95%
 0.88%
 1.08%
 1.64%
 3.71%
 86.51%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 21' 37.7" North, 85° 37' 56.1" West
40° 49' 50.2" North, 84° 55' 44.9" West
40° 17' 47.2" North, 84° 13' 33.6" West
Some cities around Decatur sort by population:
• Fort Wayne
		37.3 km =23.2 mi, 
333°
• Huntington
		48.2 km =30 mi, 
276°
• New Haven
		27.6 km =17.1 mi, 
344°
• Van Wert
		29.3 km =18.2 mi, 
81°
• Celina
		43.5 km =27 mi, 
135°
• Bluffton
		22.8 km =14.2 mi, 
243°
• Portland
		44.2 km =27.5 mi, 
185°
• Huntertown
		48.7 km =30.3 mi, 
335°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016