Night Light of Volgodonsk (Rostov) from space (Russia) Src. Average luminocity for 10x10km area is 45.152% and for 50x50km: 2.9253%.
Square area 10x10 km:
 14.49%
 15.34%
 2.41%
 1.42%
 1.99%
 2.56%
 1.85%
 1.56%
 19.46%
 22.16%
 16.76%Square area 50x50 km:
 0.71%
 0.75%
 0.18%
 0.12%
 0.25%
 0.24%
 0.12%
 0.13%
 0.96%
 2.44%
 94.1%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 59' 10.9" North, 41° 26' 53.8" East
47° 30' 49" North, 42° 9' 5" East
47° 2' 11.6" North, 42° 51' 16.3" East
Some cities around Volgodonsk sort by population:
• Kotel’nikovo
		75.3 km =46.8 mi, 
80°
• Orlovskiy
		71.7 km =44.6 mi, 
185°
• Konstantinovsk
		79.9 km =49.6 mi, 
275°
• Zimovniki
		47.4 km =29.5 mi, 
149°
• Tsimlyansk
		15.2 km =9.4 mi, 
345°
• Dubovskoye
		47.8 km =29.7 mi, 
103°
• Romanovskaya
		9.8 km =6.1 mi, 
289°
• Krasnoyarskaya
		17.2 km =10.7 mi, 
332°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016