Night Light of Heyuan (Guangdong) from space (China) Src. Average luminocity for 10x10km area is 69.3472% and for 50x50km: 10.1603%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
24° 22' 31.4" North, 113° 58' 48.8" East
23° 43' 60" North, 114° 40' 60" East
23° 5' 17.1" North, 115° 23' 11.3" East
Some cities around Heyuan sort by population:
• Dongguan
124.2 km =77.2 mi, 230°
• Huizhou
74.4 km =46.2 mi, 201°
• Licheng
100.2 km =62.3 mi, 240°
• Hepo
121.6 km =75.6 mi, 106°
• Danshui
106.3 km =66.1 mi, 191°
• Luoyang
76 km =47.2 mi, 213°
• Pingshan
82.3 km =51.1 mi, 177°
• Shilong
109.6 km =68.1 mi, 231°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016