Night Light of Sol’-Iletsk (Orenburg Oblast) from space (Russia) Src. Average luminocity for 10x10km area is 6.0147% and for 50x50km: 0.26%.
Square area 10x10 km:
 0.4%
 0.13%
 1.34%
 1.74%
 1.2%
 1.07%
 0.53%
 0.53%
 0%
 0.53%
 92.51%Square area 50x50 km:
 0.02%
 0.01%
 0.05%
 0.07%
 0.05%
 0.06%
 0.02%
 0.02%
 0%
 0.02%
 99.68%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 36' 6.9" North, 54° 17' 19.1" East
51° 9' 47.2" North, 54° 59' 30.3" East
50° 43' 12.2" North, 55° 41' 41.6" East
Some cities around Sol’-Iletsk sort by population:
• Orenburg
		68.2 km =42.4 mi, 
6°
• Saraktash
		117.5 km =73 mi, 
53°
• Perevolotskiy
		96.6 km =60 mi, 
325°
• Martuk, KZ
		115.7 km =71.9 mi, 
113°
• Chingirlau, KZ
		63.7 km =39.6 mi, 
263°
• Krasnokholm
		75.5 km =46.9 mi, 
309°
• Belyayevka
		102.5 km =63.7 mi, 
75°
• Nezhinka
		72.1 km =44.8 mi, 
21°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016