Night Light of Schwaikheim (Baden-Württemberg) from space (Germany) Src. Average luminocity for 10x10km area is 28.0099% and for 50x50km: 25.275%.
Square area 10x10 km:
 2.41%
 2.84%
 3.41%
 2.27%
 5.54%
 3.13%
 3.27%
 3.13%
 11.36%
 51.56%
 11.08%Square area 50x50 km:
 4.19%
 4.64%
 2.11%
 2.96%
 3.52%
 3.35%
 3.84%
 3.95%
 8.41%
 14.49%
 48.54%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 20' 15.4" North, 8° 38' 47.3" East
48° 52' 38.4" North, 9° 20' 58.5" East
48° 24' 45.9" North, 10° 3' 9.8" East
Some cities around Schwaikheim sort by population:
• Waiblingen
		5.6 km =3.5 mi, 
205°
• Fellbach
		9.3 km =5.8 mi, 
215°
• Winnenden
		3.6 km =2.2 mi, 
93°
• Weinstadt-Endersbach
		7.2 km =4.5 mi, 
171°
• Marbach am Neckar
		9.5 km =5.9 mi, 
316°
• Leutenbach
		3.4 km =2.1 mi, 
69°
• Korb
		3.9 km =2.4 mi, 
165°
• Mittelschöntal
		8.3 km =5.2 mi, 
23°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016