Night Light of Büren (North Rhine-Westphalia) from space (Germany) Src. Average luminocity for 10x10km area is 1.5348% and for 50x50km: 4.1277%.
Square area 10x10 km:
 0%
 0%
 0%
 0.53%
 0.27%
 0.27%
 1.07%
 0%
 0%
 0%
 97.86%Square area 50x50 km:
 0.56%
 0.72%
 0.35%
 0.48%
 0.53%
 0.6%
 0.61%
 0.51%
 1%
 2.36%
 92.29%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 59' 10.4" North, 7° 51' 23.2" East
51° 33' 3.9" North, 8° 33' 34.4" East
51° 6' 42.4" North, 9° 15' 45.7" East
Some cities around Büren sort by population:
• Warstein
		18.8 km =11.7 mi, 
231°
• Brilon
		17.4 km =10.8 mi, 
177°
• Salzkotten
		13.7 km =8.5 mi, 
12°
• Geseke
		10.5 km =6.5 mi, 
341°
• Erwitte
		16.7 km =10.4 mi, 
294°
• Wünnenberg
		10.3 km =6.4 mi, 
109°
• Rüthen
		10.9 km =6.8 mi, 
231°
• Anröchte
		15.7 km =9.8 mi, 
276°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016