Night Light of Xuanzhou (Anhui) from space (China) Src. Average luminocity for 10x10km area is 53.3425% and for 50x50km: 6.2891%.
Square area 10x10 km:
 6.41%
 6.41% 11.36%
 11.36% 11.36%
 11.36% 7.69%
 7.69% 5.86%
 5.86% 7.88%
 7.88% 7.33%
 7.33% 8.42%
 8.42% 15.75%
 15.75% 16.3%
 16.3% 1.65%
 1.65%Square area 50x50 km:
 0.51%
 0.51% 0.97%
 0.97% 0.91%
 0.91% 0.78%
 0.78% 0.97%
 0.97% 0.93%
 0.93% 0.84%
 0.84% 1.01%
 1.01% 1.84%
 1.84% 4.79%
 4.79% 86.45%
 86.45%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
31° 33' 12.9" North, 118° 3' 7.8" East
30° 57' 9" North, 118° 45' 19" East
30° 20' 51.4" North, 119° 27' 30.3" East
Some cities around Xuanzhou sort by population:
• Wuhu
		56.1 km =34.9 mi,  319°
319°
• Wusong
		92.7 km =57.6 mi,  269°
269°
• Chaohu
		111 km =69 mi,  310°
310°
• Yicheng
		111 km =69 mi,  65°
65°
• Licheng
		87.1 km =54.1 mi,  52°
52°
• Zhicheng
		110.1 km =68.4 mi,  86°
86°
• Gushu
		72.4 km =45 mi,  338°
338°
• Hutang
		95.2 km =59.2 mi,  47°
47°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016