Night Light of Sochi (Krasnodarskiy) from space (Russia) Src. Average luminocity for 10x10km area is 58.8561% and for 50x50km: 9.5631%.
Square area 10x10 km:
 21.82%
 18.03%
 2.88%
 2.27%
 4.55%
 2.12%
 5.3%
 5%
 20.15%
 12.58%
 5.3%Square area 50x50 km:
 1.89%
 1.94%
 0.78%
 0.62%
 0.78%
 1.17%
 1.36%
 1.18%
 3.3%
 7.22%
 79.76%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
44° 6' 22.4" North, 39° 1' 21.3" East
43° 35' 57" North, 39° 43' 32.5" East
43° 5' 16.2" North, 40° 25' 43.8" East
Some cities around Sochi sort by population:
• Adler
		24.8 km =15.4 mi, 
139°
• Lazarevskoye
		46.8 km =29.1 mi, 
317°
• Khosta
		14.8 km =9.2 mi, 
129°
• Dagomys
		9.1 km =5.7 mi, 
329°
• Kudepsta
		17.7 km =11 mi, 
130°
• Gantiadi, GE
		37.4 km =23.2 mi, 
130°
• Bich’vinta, GE
		69.7 km =43.3 mi, 
134°
• Gagra, GE
		56.7 km =35.2 mi, 
128°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016