Night Light of Zhongshan (Guangdong) from space (China) Src. Average luminocity for 10x10km area is 26.0189% and for 50x50km: 20.1623%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
21° 58' 24.4" North, 109° 52' 9" East
21° 19' 11.7" North, 110° 34' 20.3" East
20° 39' 48.5" North, 111° 16' 31.5" East
Some cities around Zhongshan sort by population:
• Zhanjiang
24.2 km =15 mi, 259°
• Gaozhou
74.4 km =46.2 mi, 22°
• Wuchuan
25.2 km =15.7 mi, 52°
• Lianjiang
47.2 km =29.3 mi, 320°
• Xinyi
123.3 km =76.6 mi, 18°
• Huazhou
34.9 km =21.7 mi, 1°
• Xucheng
117.9 km =73.3 mi, 200°
• Yashan
117.3 km =72.9 mi, 326°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016