Night Light of Fengcheng (Liaoning) from space (China) Src. Average luminocity for 10x10km area is 25.1054% and for 50x50km: 1.3357%.
Square area 10x10 km:
 1.7%
 2.21%
 5.44%
 4.25%
 2.89%
 5.44%
 2.04%
 5.1%
 2.21%
 23.3%
 45.41%Square area 50x50 km:
 0.06%
 0.08%
 0.26%
 0.16%
 0.13%
 0.31%
 0.14%
 0.36%
 0.21%
 0.99%
 97.31%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 59' 11.4" North, 123° 22' 6.8" East
40° 27' 13" North, 124° 4' 18" East
39° 54' 59.2" North, 124° 46' 29.3" East
Some cities around Fengcheng sort by population:
• Dandong
		45.3 km =28.1 mi, 
142°
• Sinŭiju, KP
		48 km =29.8 mi, 
144°
• Xiuyan
		69.9 km =43.4 mi, 
255°
• Kuandian
		67.5 km =41.9 mi, 
63°
• Langtoucun
		51.1 km =31.8 mi, 
154°
• Ŭiju, KP
		48.2 km =30 mi, 
125°
• Sakchu-ŭp, KP
		82.8 km =51.4 mi, 
94°
• Yŏmju-ŭp, KP
		76.7 km =47.7 mi, 
144°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016