Night Light of Matveyev Kurgan (Rostov) from space (Russia) Src. Average luminocity for 10x10km area is 7.331% and for 50x50km: 0.6365%.
Square area 10x10 km:
 0%
 0%
 0%
 1.14%
 3.13%
 2.7%
 2.7%
 0.57%
 1.14%
 0.57%
 88.07%Square area 50x50 km:
 0.01%
 0.03%
 0%
 0.07%
 0.15%
 0.12%
 0.31%
 0.21%
 0.19%
 0.19%
 98.72%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
48° 2' 12.4" North, 38° 9' 58.9" East
47° 33' 52.2" North, 38° 52' 10.1" East
47° 5' 16.5" North, 39° 34' 21.4" East
Some cities around Matveyev Kurgan sort by population:
• Taganrog
		36.6 km =22.7 mi, 
176°
• Chystyakove, UA
		56.5 km =35.1 mi, 
338°
• Snizhne, UA
		51.8 km =32.2 mi, 
351°
• Amvrosiyivka, UA
		38.8 km =24.1 mi, 
310°
• Persianovka
		41.4 km =25.7 mi, 
95°
• Chaltyr
		55.6 km =34.5 mi, 
124°
• Pokrovskoye
		16.7 km =10.4 mi, 
172°
• Kuybyshevo
		27.7 km =17.2 mi, 
5°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016