Night Light of Aurich (Lower Saxony) from space (Germany) Src. Average luminocity for 10x10km area is 7.9114% and for 50x50km: 1.9094%.
Square area 10x10 km:
 1.06%
 1.59%
 1.06%
 1.06%
 0.53%
 1.59%
 1.59%
 0%
 0%
 0.13%
 91.4%Square area 50x50 km:
 0.39%
 0.34%
 0.15%
 0.13%
 0.13%
 0.19%
 0.26%
 0.27%
 0.28%
 1.65%
 96.21%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 53' 8.4" North, 6° 46' 45.1" East
53° 28' 9.1" North, 7° 28' 56.4" East
53° 2' 54.9" North, 8° 11' 7.6" East
Some cities around Aurich sort by population:
• Emden
		21.4 km =13.3 mi, 
238°
• Norden
		23 km =14.3 mi, 
307°
• Wittmund
		22.9 km =14.2 mi, 
58°
• Mittegroßefehn
		10.3 km =6.4 mi, 
147°
• Wiesmoor
		17.6 km =10.9 mi, 
109°
• Hinte
		20.6 km =12.8 mi, 
253°
• Esens
		21.7 km =13.5 mi, 
23°
• Hage
		19.7 km =12.2 mi, 
318°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016