Night Light of Valky (Kharkiv) from space (Ukraine) Src. Average luminocity for 10x10km area is 0% and for 50x50km: 0.1537%.
Square area 10x10 km:
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 100%Square area 50x50 km:
 0.01%
 0.01%
 0%
 0.01%
 0.04%
 0.04%
 0.04%
 0.08%
 0.06%
 0.02%
 99.69%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
50° 17' 14.5" North, 34° 54' 32.8" East
49° 50' 9.5" North, 35° 36' 44" East
49° 22' 49.2" North, 36° 18' 55.3" East
Some cities around Valky sort by population:
• Merefa
		31.5 km =19.6 mi, 
92°
• Lyubotyn
		25.8 km =16 mi, 
61°
• Nova Vodolaha
		22.4 km =13.9 mi, 
125°
• Solonytsivka
		35.1 km =21.8 mi, 
59°
• Pivdenne
		33.1 km =20.6 mi, 
80°
• Peresichna
		33.6 km =20.9 mi, 
51°
• Budy
		29.9 km =18.6 mi, 
78°
• Chutove
		35 km =21.7 mi, 
246°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016