Night Light of Zheleznogorsk (Kursk) from space (Russia) Src. Average luminocity for 10x10km area is 27.1995% and for 50x50km: 1.5156%.
Square area 10x10 km:
 2.53%
 3.41%
 4.92%
 4.92%
 3.54%
 5.3%
 3.41%
 2.15%
 3.16%
 29.92%
 36.74%Square area 50x50 km:
 0.14%
 0.21%
 0.23%
 0.21%
 0.17%
 0.24%
 0.2%
 0.13%
 0.16%
 1.46%
 96.86%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 45' 30.9" North, 34° 40' 4.7" East
52° 19' 51.6" North, 35° 22' 16" East
51° 53' 57.2" North, 36° 4' 27.2" East
Some cities around Zheleznogorsk sort by population:
• Lokot’
		59.7 km =37.1 mi, 
295°
• Naryshkino
		74.8 km =46.5 mi, 
18°
• Sevsk
		63.1 km =39.2 mi, 
251°
• Kromy
		47.8 km =29.7 mi, 
34°
• Komarichi
		40.5 km =25.2 mi, 
283°
• Glazunovka
		67.1 km =41.7 mi, 
73°
• Dmitrovsk-Orlovskiy
		24.6 km =15.3 mi, 
321°
• Fatezh
		43 km =26.7 mi, 
128°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016