Night Light of Changli (Hebei) from space (China) Src. Average luminocity for 10x10km area is 27.4464% and for 50x50km: 6.8938%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 14' 34.8" North, 118° 26' 50.8" East
39° 42' 15" North, 119° 9' 2" East
39° 9' 40" North, 119° 51' 13.3" East
Some cities around Changli sort by population:
• Tangshan
83.2 km =51.7 mi, 264°
• Qinhuangdao
45.1 km =28 mi, 55°
• Shanhaiguan
60.9 km =37.8 mi, 56°
• Linxi
60 km =37.3 mi, 270°
• Zhaogezhuang
63.5 km =39.5 mi, 276°
• Tangjiazhuang
60 km =37.3 mi, 274°
• Beidaihehaibin
34 km =21.1 mi, 67°
• Guye
60.8 km =37.8 mi, 272°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016