Night Light of Bornheim (North Rhine-Westphalia) from space (Germany) Src. Average luminocity for 10x10km area is 32.3487% and for 50x50km: 26.6198%.
Square area 10x10 km:
 2.52%
 2.52% 3.5%
 3.5% 1.96%
 1.96% 3.08%
 3.08% 4.48%
 4.48% 5.18%
 5.18% 8.54%
 8.54% 8.54%
 8.54% 26.33%
 26.33% 18.91%
 18.91% 16.95%
 16.95%Square area 50x50 km:
 4.85%
 4.85% 5.41%
 5.41% 2.63%
 2.63% 2.41%
 2.41% 3.74%
 3.74% 3.64%
 3.64% 3.57%
 3.57% 4.98%
 4.98% 7.21%
 7.21% 12.7%
 12.7% 48.84%
 48.84%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 12' 20.7" North, 6° 17' 16" East
50° 45' 47.3" North, 6° 59' 27.2" East
50° 18' 58.6" North, 7° 41' 38.5" East
Some cities around Bornheim sort by population:
• Bonn
		8 km =5 mi,  113°
113°
• Troisdorf
		12.3 km =7.6 mi,  65°
65°
• Brühl
		9.5 km =5.9 mi,  320°
320°
• Niederkassel
		6.6 km =4.1 mi,  29°
29°
• Wesseling
		7.2 km =4.5 mi,  350°
350°
• Alfter
		3.8 km =2.4 mi,  151°
151°
• Weilerswist
		10.3 km =6.4 mi,  263°
263°
• Wahn-Heide
		13.4 km =8.3 mi,  37°
37°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016