Night Light of Songyuan (Jilin) from space (China) Src. Average luminocity for 10x10km area is 58.1955% and for 50x50km: 4.0608%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 37' 22.5" North, 124° 7' 28.5" East
45° 7' 44.5" North, 124° 49' 39.7" East
44° 37' 50.9" North, 125° 31' 51" East
Some cities around Songyuan sort by population:
• Jiutai
134.6 km =83.6 mi, 143°
• Fuyu
6.1 km =3.8 mi, 351°
• Shuangcheng
116.6 km =72.5 mi, 77°
• Dehui
95.5 km =59.3 mi, 133°
• Dalai
58.3 km =36.2 mi, 314°
• Zhaozhou
72.5 km =45 mi, 31°
• Zhaoyuan
47.7 km =29.6 mi, 30°
• Changling
116.2 km =72.2 mi, 214°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016