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:
Square area 50x50 km:
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°
• Sankt Augustin
5 km =3.1 mi, 138°
• Hennef
10.1 km =6.3 mi, 111°
• Siegburg
4.2 km =2.6 mi, 103°
• Niederkassel
7.9 km =4.9 mi, 274°
• Lohmar
5.6 km =3.5 mi, 53°
• Rösrath
9.9 km =6.2 mi, 13°
• Wahn-Heide
6.3 km =3.9 mi, 331°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016