Night Light of Xitangtuo (Tianjin) from space (China) Src. Average luminocity for 10x10km area is 9.6497% and for 50x50km: 29.5026%.
Square area 10x10 km:
 0.68%
 0.68% 0.68%
 0.68% 0.17%
 0.17% 0.51%
 0.51% 0.68%
 0.68% 2.04%
 2.04% 2.89%
 2.89% 2.89%
 2.89% 5.27%
 5.27% 2.21%
 2.21% 81.97%
 81.97%Square area 50x50 km:
 6.92%
 6.92% 4.79%
 4.79% 4.18%
 4.18% 3.74%
 3.74% 4.33%
 4.33% 3.68%
 3.68% 4.65%
 4.65% 4.42%
 4.42% 4.59%
 4.59% 8.36%
 8.36% 50.33%
 50.33%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
39° 51' 51.2" North, 116° 47' 6.3" East
39° 19' 20.6" North, 117° 29' 17.6" East
38° 46' 34.9" North, 118° 11' 28.8" East
Some cities around Xitangtuo sort by population:
• Chitu
		15.1 km =9.4 mi,  209°
209°
• Beihuaidian
		9.6 km =6 mi,  137°
137°
• Biaokou
		5.6 km =3.5 mi,  86°
86°
• Zaojiacheng
		6.8 km =4.2 mi,  221°
221°
• Dongditou
		11.7 km =7.3 mi,  237°
237°
• Xiditou
		14.3 km =8.9 mi,  237°
237°
• Liukuaizhuang
		15.3 km =9.5 mi,  237°
237°
• Dawangtai
		5.3 km =3.3 mi,  182°
182°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016