Night Light of Butzbach (Hesse) from space (Germany) Src. Average luminocity for 10x10km area is 8.8782% and for 50x50km: 5.673%.
Square area 10x10 km:
 1.12%
 1.4%
 1.68%
 0.98%
 0.7%
 0%
 1.12%
 0.56%
 1.4%
 0.56%
 90.48%Square area 50x50 km:
 0.71%
 0.78%
 0.58%
 0.49%
 0.79%
 0.54%
 0.9%
 0.68%
 1.04%
 4.75%
 88.76%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
50° 52' 46.9" North, 7° 58' 5.1" East
50° 26' 2.2" North, 8° 40' 16.4" East
49° 59' 2.3" North, 9° 22' 27.6" East
Some cities around Butzbach sort by population:
• Bad Nauheim
		9.1 km =5.7 mi, 
148°
• Friedberg
		12.3 km =7.6 mi, 
150°
• Lich
		14.1 km =8.8 mi, 
46°
• Usingen
		14.5 km =9 mi, 
221°
• Langgöns
		7.4 km =4.6 mi, 
357°
• Wölfersheim
		11 km =6.8 mi, 
110°
• Ober-Mörlen
		6.9 km =4.3 mi, 
168°
• Münzenberg
		7.6 km =4.7 mi, 
73°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016