Night Light of Pertek (Tunceli) from space (Turkey) Src. Average luminocity for 10x10km area is 12.6752% and for 50x50km: 6.575%.
Square area 10x10 km:
 0.68%
 1.02%
 2.38%
 3.23%
 1.87%
 2.04%
 1.87%
 1.87%
 0%
 1.19%
 83.84%Square area 50x50 km:
 0.93%
 1.42%
 0.74%
 0.78%
 0.68%
 0.6%
 0.83%
 1.14%
 1.77%
 3.78%
 87.33%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
39° 24' 40" North, 38° 37' 10.6" East
38° 51' 56.7" North, 39° 19' 21.8" East
38° 18' 58.2" North, 40° 1' 33.1" East
Some cities around Pertek sort by population:
• Elazığ
		23 km =14.3 mi, 
202°
• Tunceli
		32.2 km =20 mi, 
36°
• Kovancılar
		49.6 km =30.8 mi, 
109°
• Baskil
		55 km =34.2 mi, 
233°
• Palu
		55.3 km =34.4 mi, 
110°
• Hozat
		27.9 km =17.3 mi, 
339°
• Keban
		51.5 km =32 mi, 
261°
• Sivrice
		47.1 km =29.3 mi, 
181°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016