Night Light of Kwangmyŏng (Gyeonggi-do) from space (South Korea) Src. Average luminocity for 10x10km area is 98.2045% and for 50x50km: 88.3158%.
Square area 10x10 km:
 70.45%
 70.45% 23.05%
 23.05% 5.84%
 5.84% 0.65%
 0.65% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 41.14%
 41.14% 24.56%
 24.56% 12.13%
 12.13% 10.52%
 10.52% 4.19%
 4.19% 1.87%
 1.87% 0.95%
 0.95% 1.26%
 1.26% 1.54%
 1.54% 1.83%
 1.83% 0%
 0%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
38° 1' 59.3" North, 126° 9' 47.8" East
37° 28' 38" North, 126° 51' 59" East
36° 55' 1.7" North, 127° 34' 10.3" East
Some cities around Kwangmyŏng sort by population:
• Seoul
		14 km =8.7 mi,  45°
45°
• Incheon
		14.4 km =8.9 mi,  260°
260°
• Suwon
		24.2 km =15 mi,  148°
148°
• Goyang-si
		20.1 km =12.5 mi,  352°
352°
• Bucheon-si
		7.7 km =4.8 mi,  288°
288°
• Ansan-si
		17.5 km =10.9 mi,  192°
192°
• Anyang-si
		10.8 km =6.7 mi,  150°
150°
• Yongsan-dong
		12.8 km =8 mi,  54°
54°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016