Night Light of Chengde (Hebei) from space (China) Src. Average luminocity for 10x10km area is 36.9303% and for 50x50km: 7.0683%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 28' 50.9" North, 117° 15' 20.6" East
40° 57' 6.8" North, 117° 57' 31.8" East
40° 25' 7.4" North, 118° 39' 43.1" East
Some cities around Chengde sort by population:
• Linxi
144 km =89.5 mi, 163°
• Lingyuan
125 km =77.7 mi, 75°
• Zhaogezhuang
137.4 km =85.4 mi, 163°
• Tangjiazhuang
140.7 km =87.4 mi, 162°
• Fengrun
125.1 km =77.7 mi, 173°
• Songling
77.8 km =48.3 mi, 160°
• Guye
141.8 km =88.1 mi, 163°
• Bangjun
122 km =75.8 mi, 208°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016