Night Light of Marbach am Neckar (Baden-Württemberg) from space (Germany) Src. Average luminocity for 10x10km area is 33.4105% and for 50x50km: 23.51%.
Square area 10x10 km:
 2.56%
 4.83%
 7.1%
 2.27%
 4.4%
 5.26%
 2.84%
 6.39%
 15.34%
 34.8%
 14.2%Square area 50x50 km:
 4%
 4.48%
 1.87%
 2.69%
 3.21%
 3.13%
 3.33%
 3.65%
 6.61%
 14.21%
 52.83%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 23' 57.7" North, 8° 33' 24.6" East
48° 56' 22.7" North, 9° 15' 35.8" East
48° 28' 32.3" North, 9° 57' 47.1" East
Some cities around Marbach am Neckar sort by population:
• Ludwigsburg
		6.9 km =4.3 mi, 
226°
• Freiberg am Neckar
		4.3 km =2.7 mi, 
258°
• Steinheim am der Murr
		3.4 km =2.1 mi, 
21°
• Schwaikheim
		9.5 km =5.9 mi, 
136°
• Großbottwar
		7.3 km =4.5 mi, 
19°
• Pleidelsheim
		4.7 km =2.9 mi, 
297°
• Murr
		2.5 km =1.6 mi, 
358°
• Benningen am Neckar
		1.5 km =0.9 mi, 
301°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016