Night Light of Zhangjiakou Shi Xuanhua Qu (Hebei) from space (China) Src. Average luminocity for 10x10km area is 53.7841% and for 50x50km: 11.1133%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 8' 30.9" North, 114° 20' 29.8" East
40° 36' 37" North, 115° 2' 41" East
40° 4' 27.7" North, 115° 44' 52.3" East
Some cities around Zhangjiakou Shi Xuanhua Qu sort by population:
• Beijing
138.8 km =86.2 mi, 124°
• Mentougou
116.2 km =72.2 mi, 130°
• Tongzhou
158.1 km =98.2 mi, 119°
• Shunyi
146.3 km =90.9 mi, 111°
• Daxing
145.7 km =90.5 mi, 131°
• Fangshan
130.7 km =81.2 mi, 141°
• Changping
109.9 km =68.3 mi, 113°
• Liangxiang
134.2 km =83.4 mi, 136°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016