Night Light of Boll (Baden-Württemberg) from space (Germany) Src. Average luminocity for 10x10km area is 10.753% and for 50x50km: 12.16%.
Square area 10x10 km:
 0%
 0.45%
 0.74%
 0%
 1.79%
 2.38%
 2.08%
 2.53%
 1.64%
 16.22%
 72.17%Square area 50x50 km:
 1.15%
 1.51%
 0.86%
 1.45%
 1.53%
 1.89%
 2.33%
 1.91%
 3.72%
 11%
 72.66%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 6' 21.7" North, 8° 54' 35.4" East
48° 38' 36.9" North, 9° 36' 46.6" East
48° 10' 36.7" North, 10° 18' 57.9" East
Some cities around Boll sort by population:
• Göppingen
		7.3 km =4.5 mi, 
23°
• Eislingen
		9 km =5.6 mi, 
50°
• Ebersbach an der Fils
		10.4 km =6.5 mi, 
320°
• Uhingen
		7.1 km =4.4 mi, 
343°
• Weilheim an der Teck
		6.4 km =4 mi, 
240°
• Deggingen
		9.3 km =5.8 mi, 
123°
• Rechberghausen
		10 km =6.2 mi, 
13°
• Heiningen
		3.4 km =2.1 mi, 
53°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016