Night Light of Anseong (Gyeonggi-do) from space (South Korea) Src. Average luminocity for 10x10km area is 61.8946% and for 50x50km: 49.6411%.
Square area 10x10 km:
 5.78%
 5.78% 11.39%
 11.39% 9.35%
 9.35% 13.1%
 13.1% 11.9%
 11.9% 17.86%
 17.86% 11.56%
 11.56% 9.01%
 9.01% 5.61%
 5.61% 4.42%
 4.42% 0%
 0%Square area 50x50 km:
 5.01%
 5.01% 7.72%
 7.72% 6.03%
 6.03% 8.17%
 8.17% 12.57%
 12.57% 13.46%
 13.46% 8.14%
 8.14% 7.75%
 7.75% 9.64%
 9.64% 11.94%
 11.94% 9.58%
 9.58%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
37° 34' 12.8" North, 126° 34' 1.8" East
37° 0' 39" North, 127° 16' 13" East
36° 26' 50.3" North, 127° 58' 24.3" East
Some cities around Anseong sort by population:
• Suwon
		38.8 km =24.1 mi,  323°
323°
• Cheonan
		25 km =15.5 mi,  204°
204°
• Icheon-si
		33.5 km =20.8 mi,  27°
27°
• Osan
		23.7 km =14.7 mi,  311°
311°
• Asan
		34.6 km =21.5 mi,  223°
223°
• Pubal
		37.7 km =23.4 mi,  33°
33°
• Chinch'ŏn
		23 km =14.3 mi,  138°
138°
• Seonghwan
		16.3 km =10.1 mi,  229°
229°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016