Night Light of Mentougou (Beijing) from space (China) Src. Average luminocity for 10x10km area is 68.4388% and for 50x50km: 48.9699%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 28' 30.6" North, 115° 23' 23.8" East
39° 56' 17.5" North, 116° 5' 35.1" East
39° 23' 49.1" North, 116° 47' 46.3" East
Some cities around Mentougou sort by population:
• Beijing
26.2 km =16.3 mi, 97°
• Langfang
70.1 km =43.6 mi, 132°
• Tongzhou
48.6 km =30.2 mi, 94°
• Shunyi
51.5 km =32 mi, 66°
• Daxing
29.7 km =18.5 mi, 137°
• Fangshan
29.1 km =18.1 mi, 196°
• Changping
33.2 km =20.6 mi, 21°
• Liangxiang
22.7 km =14.1 mi, 171°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016