Night Light of Huazhou (Henan) from space (China) Src. Average luminocity for 10x10km area is 49.4441% and for 50x50km: 3.0469%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
33° 16' 19.4" North, 111° 22' 43.8" East
32° 40' 56" North, 112° 4' 55" East
32° 5' 18.5" North, 112° 47' 6.3" East
Some cities around Huazhou sort by population:
• Xiangyang
71.4 km =44.4 mi, 175°
• Laohekou
50.9 km =31.6 mi, 229°
• Nanyang
54.6 km =33.9 mi, 50°
• Zaoyang
88.3 km =54.9 mi, 134°
• Danjiangkou
55.9 km =34.7 mi, 253°
• Gucheng Chengguanzhen
62.5 km =38.8 mi, 222°
• Binhe
69.8 km =43.4 mi, 89°
• Hancheng
31.2 km =19.4 mi, 125°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016