Night Light of Langfang (Hebei) from space (China) Src. Average luminocity for 10x10km area is 82.125% and for 50x50km: 25.4614%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 3' 0.3" North, 115° 59' 29.8" East
39° 30' 35" North, 116° 41' 41" East
38° 57' 54.5" North, 117° 23' 52.3" East
Some cities around Langfang sort by population:
• Tongzhou
43.9 km =27.3 mi, 356°
• Daxing
40.6 km =25.2 mi, 309°
• Yangliuqing
49 km =30.4 mi, 147°
• Yangcun
35.3 km =21.9 mi, 117°
• Beicang
47.8 km =29.7 mi, 129°
• Hanjiashu
48.4 km =30.1 mi, 137°
• Qingguang
45.2 km =28.1 mi, 139°
• Dakoutun
46.5 km =28.9 mi, 79°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016