Night Light of Troisdorf (North Rhine-Westphalia) from space (Germany) Src. Average luminocity for 10x10km area is 55.2983% and for 50x50km: 26.1025%.
Square area 10x10 km:
 10.78%
 10.78% 12.61%
 12.61% 6.72%
 6.72% 4.9%
 4.9% 5.46%
 5.46% 5.46%
 5.46% 6.02%
 6.02% 24.93%
 24.93% 17.51%
 17.51% 5.32%
 5.32% 0.28%
 0.28%Square area 50x50 km:
 5.09%
 5.09% 5.55%
 5.55% 2.56%
 2.56% 2.44%
 2.44% 3.86%
 3.86% 3.48%
 3.48% 3.55%
 3.55% 5.16%
 5.16% 6.76%
 6.76% 9.11%
 9.11% 52.43%
 52.43%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 15' 4.4" North, 6° 26' 47.6" East
50° 48' 32.4" North, 7° 8' 58.8" East
50° 21' 45.3" North, 7° 51' 10.1" East
Some cities around Troisdorf sort by population:
• Bonn
		9.1 km =5.7 mi,  204°
204°
• Sankt Augustin
		5 km =3.1 mi,  138°
138°
• Hennef
		10.1 km =6.3 mi,  111°
111°
• Siegburg
		4.2 km =2.6 mi,  103°
103°
• Niederkassel
		7.9 km =4.9 mi,  274°
274°
• Lohmar
		5.6 km =3.5 mi,  53°
53°
• Rösrath
		9.9 km =6.2 mi,  13°
13°
• Wahn-Heide
		6.3 km =3.9 mi,  331°
331°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016