Night Light of Okhtyrka (Sumy) from space (Ukraine) Src. Average luminocity for 10x10km area is 4.6725% and for 50x50km: 0.355%.
Square area 10x10 km:
 0.13%
 0.4%
 0%
 0%
 0.53%
 2.14%
 1.07%
 1.6%
 3.61%
 1.2%
 89.3%Square area 50x50 km:
 0.04%
 0.05%
 0.01%
 0.03%
 0.05%
 0.09%
 0.07%
 0.09%
 0.2%
 0.11%
 99.28%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
50° 45' 26.2" North, 34° 11' 44.4" East
50° 18' 37.3" North, 34° 53' 55.6" East
49° 51' 33.1" North, 35° 36' 6.9" East
Some cities around Okhtyrka sort by population:
• Lebedyn
		42.3 km =26.3 mi, 
316°
• Bohodukhiv
		47.6 km =29.6 mi, 
109°
• Kotel’va
		28.7 km =17.8 mi, 
200°
• Zin’kiv
		39.7 km =24.7 mi, 
253°
• Trostyanets’
		20 km =12.4 mi, 
13°
• Krasnokuts’k
		33 km =20.5 mi, 
145°
• Oposhnya
		44.3 km =27.5 mi, 
207°
• Velyka Pysarivka
		43.1 km =26.8 mi, 
72°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016