Night Light of Dazhong (Jiangsu) from space (China) Src. Average luminocity for 10x10km area is 58.2238% and for 50x50km: 10.5177%.
Square area 10x10 km:
 5.77%
 5.77% 6.99%
 6.99% 16.08%
 16.08% 9.79%
 9.79% 11.54%
 11.54% 11.71%
 11.71% 9.09%
 9.09% 6.47%
 6.47% 13.46%
 13.46% 9.09%
 9.09% 0%
 0%Square area 50x50 km:
 1.18%
 1.18% 1.32%
 1.32% 2.33%
 2.33% 1.52%
 1.52% 1.62%
 1.62% 1.57%
 1.57% 1.25%
 1.25% 1.23%
 1.23% 2.14%
 2.14% 5.73%
 5.73% 80.14%
 80.14%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
33° 47' 10" North, 119° 45' 16.8" East
33° 11' 59" North, 120° 27' 28.1" East
32° 36' 33.9" North, 121° 9' 39.3" East
Some cities around Dazhong sort by population:
• Yancheng
		33 km =20.5 mi,  302°
302°
• Taizhou
		94.1 km =58.5 mi,  213°
213°
• Dongtai
		41 km =25.5 mi,  199°
199°
• Xinghua
		64.9 km =40.3 mi,  243°
243°
• Gaoyou
		105.2 km =65.4 mi,  244°
244°
• Hede
		66.2 km =41.1 mi,  344°
344°
• Jiangyan
		82.5 km =51.3 mi,  200°
200°
• Qinnan
		51 km =31.7 mi,  276°
276°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016