Night Light of Gorelovo (St.-Petersburg) from space (Russia) Src. Average luminocity for 10x10km area is 65.5227% and for 50x50km: 41.0135%.
Square area 10x10 km:
 22.4%
 20.56%
 5.41%
 5.3%
 3.03%
 1.08%
 3.79%
 16.99%
 15.04%
 6.39%
 0%Square area 50x50 km:
 20.66%
 8.23%
 2.34%
 2.67%
 1.6%
 2.23%
 1.31%
 3.66%
 8.3%
 10.73%
 38.27%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
60° 7' 28" North, 29° 25' 53.1" East
59° 46' 20.4" North, 30° 8' 4.4" East
59° 24' 59.3" North, 30° 50' 15.6" East
Some cities around Gorelovo sort by population:
• Dachnoye
		10.3 km =6.4 mi, 
41°
• Uritsk
		7.7 km =4.8 mi, 
17°
• Sosnovaya Polyana
		7 km =4.3 mi, 
5°
• Avtovo
		13.3 km =8.3 mi, 
33°
• Krasnoye Selo
		4.5 km =2.8 mi, 
213°
• Strel'na
		10.4 km =6.5 mi, 
328°
• Ol’gino
		13.9 km =8.6 mi, 
301°
• Gorbunki
		9.5 km =5.9 mi, 
298°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016