Night Light of Hwacheon (Gangwon-do) from space (South Korea) Src. Average luminocity for 10x10km area is 3.537% and for 50x50km: 3.7935%.
Square area 10x10 km:
 0%
 0% 0.67%
 0.67% 0%
 0% 1.01%
 1.01% 1.01%
 1.01% 0%
 0% 0.67%
 0.67% 0.67%
 0.67% 1.35%
 1.35% 1.35%
 1.35% 93.27%
 93.27%Square area 50x50 km:
 0.26%
 0.26% 0.44%
 0.44% 0.2%
 0.2% 0.49%
 0.49% 0.64%
 0.64% 0.48%
 0.48% 0.97%
 0.97% 1.38%
 1.38% 1.35%
 1.35% 1.69%
 1.69% 92.11%
 92.11%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
38° 39' 29.6" North, 127° 0' 11.5" East
38° 6' 25.4" North, 127° 42' 22.8" East
37° 33' 6.1" North, 128° 24' 34" East
Some cities around Hwacheon sort by population:
• Chuncheon
		25.9 km =16.1 mi,  174°
174°
• Yangju
		64.2 km =39.9 mi,  241°
241°
• Hwado
		61.5 km =38.2 mi,  214°
214°
• Namyangju
		67.8 km =42.1 mi,  219°
219°
• Hongch’ŏn
		48.8 km =30.3 mi,  161°
161°
• Gapyeong
		35.2 km =21.9 mi,  209°
209°
• Yanggu
		24.8 km =15.4 mi,  90°
90°
• Hoeyang, KP
		67.7 km =42.1 mi,  352°
352°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016