Night Light of Deqing (Zhejiang) from space (China) Src. Average luminocity for 10x10km area is 41.8535% and for 50x50km: 22.5107%.
Square area 10x10 km:
 5.31%
 5.31% 6.41%
 6.41% 8.24%
 8.24% 10.44%
 10.44% 4.21%
 4.21% 3.66%
 3.66% 4.21%
 4.21% 2.93%
 2.93% 9.34%
 9.34% 33.52%
 33.52% 11.72%
 11.72%Square area 50x50 km:
 3.39%
 3.39% 2.74%
 2.74% 2.7%
 2.7% 3.01%
 3.01% 4.11%
 4.11% 4.7%
 4.7% 3.57%
 3.57% 3%
 3% 4.22%
 4.22% 12.02%
 12.02% 56.55%
 56.55%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
31° 8' 54.6" North, 119° 15' 24.4" East
30° 32' 41.5" North, 119° 57' 35.6" East
29° 56' 14.7" North, 120° 39' 46.9" East
Some cities around Deqing sort by population:
• Hangzhou
		34 km =21.1 mi,  145°
145°
• Huzhou
		38.4 km =23.9 mi,  19°
19°
• Xiaoshan
		50.8 km =31.6 mi,  145°
145°
• Linping
		35.1 km =21.8 mi,  112°
112°
• Fuyang
		54.7 km =34 mi,  180°
180°
• Haining
		69.6 km =43.2 mi,  90°
90°
• Zhicheng
		51.7 km =32.1 mi,  354°
354°
• Wuzhen
		55 km =34.2 mi,  66°
66°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016