Night Light of Dingcheng (Henan) from space (China) Src. Average luminocity for 10x10km area is 11.5979% and for 50x50km: 1.0451%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
32° 43' 14.6" North, 114° 20' 10.8" East
32° 7' 38" North, 115° 2' 22" East
31° 31' 47.4" North, 115° 44' 33.3" East
Some cities around Dingcheng sort by population:
• Xinyang
91.7 km =57 mi, 269°
• Fuyang
112.7 km =70 mi, 40°
• Guangshui
113.4 km =70.5 mi, 240°
• Macheng
105.3 km =65.4 mi, 180°
• Wuyang
114.8 km =71.3 mi, 97°
• Minggang
100.2 km =62.3 mi, 291°
• Huoqiu Chengguanzhen
120.7 km =75 mi, 77°
• Runing
116.5 km =72.4 mi, 326°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016