Night Light of Xincheng (Henan) from space (China) Src. Average luminocity for 10x10km area is 27.456% and for 50x50km: 2.0475%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
34° 13' 0.3" North, 114° 28' 48.8" East
33° 37' 60" North, 115° 10' 60" East
33° 2' 45.3" North, 115° 53' 11.3" East
Some cities around Xincheng sort by population:
• Zhoukou
50.9 km =31.6 mi, 270°
• Shangqiu
100.5 km =62.4 mi, 25°
• Bozhou
60.7 km =37.7 mi, 63°
• Fuyang
100.6 km =62.5 mi, 144°
• Jieshou
44.3 km =27.5 mi, 158°
• Huaidian
26.2 km =16.3 mi, 212°
• Jishui
22.9 km =14.2 mi, 60°
• Wacheng
63.9 km =39.7 mi, 285°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016