Night Light of Roslavl’ (Smolensk) from space (Russia) Src. Average luminocity for 10x10km area is 18.3743% and for 50x50km: 0.8335%.
Square area 10x10 km:
 1.32%
 1.85%
 1.98%
 3.04%
 3.17%
 4.23%
 2.51%
 3.17%
 1.98%
 12.17%
 64.55%Square area 50x50 km:
 0.09%
 0.09%
 0.07%
 0.11%
 0.12%
 0.17%
 0.1%
 0.13%
 0.08%
 0.46%
 98.56%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
54° 21' 52.2" North, 32° 9' 38.8" East
53° 57' 10" North, 32° 51' 50" East
53° 32' 13.1" North, 33° 34' 1.3" East
Some cities around Roslavl’ sort by population:
• Desnogorsk
		35 km =21.7 mi, 
51°
• Zhukovka
		73.5 km =45.7 mi, 
129°
• Klimavichy, BY
		70.8 km =44 mi, 
237°
• Kletnya
		66.8 km =41.5 mi, 
159°
• Yel’nya
		72.6 km =45.1 mi, 
16°
• Pochinok
		57.5 km =35.7 mi, 
331°
• Dubrovka
		51.3 km =31.9 mi, 
124°
• Seshcha
		39.4 km =24.5 mi, 
127°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016