Night Light of Kaltenkirchen (Schleswig-Holstein) from space (Germany) Src. Average luminocity for 10x10km area is 14.7288% and for 50x50km: 10.0316%.
Square area 10x10 km:
 3.04%
 3.17%
 1.19%
 1.06%
 1.59%
 0.93%
 1.19%
 2.12%
 0%
 13.62%
 72.09%Square area 50x50 km:
 1.4%
 1.88%
 0.79%
 1.19%
 1.61%
 1.21%
 1.83%
 1.15%
 1.76%
 7.87%
 79.31%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
54° 14' 44.9" North, 9° 15' 17.9" East
53° 49' 58.5" North, 9° 57' 29.2" East
53° 24' 57.3" North, 10° 39' 40.4" East
Some cities around Kaltenkirchen sort by population:
• Norderstedt
		16.4 km =10.2 mi, 
174°
• Henstedt-Ulzburg
		3.3 km =2.1 mi, 
160°
• Quickborn
		12.1 km =7.5 mi, 
195°
• Bad Bramstedt
		10.7 km =6.6 mi, 
332°
• Barmstedt
		13.3 km =8.3 mi, 
250°
• Duvenstedt
		16.9 km =10.5 mi, 
145°
• Tangstedt
		13.8 km =8.6 mi, 
143°
• Ellerau
		9.6 km =6 mi, 
196°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016