Night Light of Kontiolahti (North Karelia) from space (Finland) Src. Average luminocity for 10x10km area is 10.8987% and for 50x50km: 7.0121%.
Square area 10x10 km:
 0.47%
 2.65%
 2.46%
 1.33%
 1.33%
 0.09%
 0.19%
 0.85%
 1.23%
 10.04%
 79.36%Square area 50x50 km:
 1.06%
 1.3%
 1.05%
 1.11%
 0.91%
 0.29%
 0.29%
 0.8%
 1.8%
 5.06%
 86.33%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
63° 4' 49.1" North, 29° 8' 38.4" East
62° 45' 36.8" North, 29° 50' 49.6" East
62° 26' 11.9" North, 30° 33' 0.9" East
Some cities around Kontiolahti sort by population:
• Joensuu
		18.2 km =11.3 mi, 
193°
• Lieksa
		62.5 km =38.8 mi, 
7°
• Liperi
		35.2 km =21.9 mi, 
224°
• Outokumpu
		42.5 km =26.4 mi, 
264°
• Pyhäselkä
		36.9 km =22.9 mi, 
170°
• Eno
		16.4 km =10.2 mi, 
72°
• Ilomantsi
		56.2 km =34.9 mi, 
100°
• Juuka
		60.6 km =37.7 mi, 
330°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016