Night Light of Tuen Mun from space (Hong Kong) Src. Average luminocity for 10x10km area is 73.2822% and for 50x50km: 49.8414%.
Square area 10x10 km:
 18.37%
 18.37% 16.67%
 16.67% 3.6%
 3.6% 12.5%
 12.5% 17.23%
 17.23% 17.8%
 17.8% 10.42%
 10.42% 3.41%
 3.41% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 16.7%
 16.7% 11.52%
 11.52% 4.01%
 4.01% 5.52%
 5.52% 5.26%
 5.26% 6.7%
 6.7% 6.55%
 6.55% 5.44%
 5.44% 4.81%
 4.81% 6.39%
 6.39% 27.1%
 27.1%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
23° 2' 25.2" North, 113° 16' 6.4" East
22° 23' 30.3" North, 113° 58' 17.7" East
21° 44' 24.5" North, 114° 40' 28.9" East
Some cities around Tuen Mun sort by population:
• Shenzhen, CN
		19.8 km =12.3 mi,  30°
30°
• Tsuen Wan
		14.7 km =9.1 mi,  98°
98°
• Yuen Long Kau Hui
		9.1 km =5.7 mi,  44°
44°
• Tung Chung
		11.9 km =7.4 mi,  194°
194°
• Sha Tin
		21.8 km =13.5 mi,  92°
92°
• Tai Po
		21.3 km =13.2 mi,  72°
72°
• Wong Tai Sin
		22.3 km =13.9 mi,  102°
102°
• Sham Shui Po
		20.5 km =12.7 mi,  109°
109°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016