Night Light of Callenberg (Saxony) from space (Germany) Src. Average luminocity for 10x10km area is 0.9776% and for 50x50km: 9.1594%.
Square area 10x10 km:
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 100%Square area 50x50 km:
 1.27%
 1.62%
 0.98%
 1%
 1.1%
 1.4%
 0.78%
 0.95%
 2.16%
 6.69%
 82.05%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 17' 30.5" North, 11° 55' 48.8" East
50° 51' 0" North, 12° 37' 60" East
50° 24' 14.3" North, 13° 20' 11.3" East
Some cities around Callenberg sort by population:
• Limbach-Oberfrohna
		9.1 km =5.7 mi, 
83°
• Glauchau
		7.1 km =4.4 mi, 
241°
• Meerane
		11.8 km =7.3 mi, 
268°
• Hohenstein-Ernstthal
		7.8 km =4.8 mi, 
134°
• Lichtenstein
		10.4 km =6.5 mi, 
181°
• Mülsen
		12.1 km =7.5 mi, 
202°
• Penig
		10.5 km =6.5 mi, 
28°
• Oberlungwitz
		9.2 km =5.7 mi, 
145°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016