Night Light of Gongzhuling (Jilin) from space (China) Src. Average luminocity for 10x10km area is 38.619% and for 50x50km: 2.2317%.
Square area 10x10 km:
 5.08%
 8.73%
 6.19%
 5.24%
 2.38%
 4.92%
 4.6%
 7.14%
 6.19%
 35.56%
 13.97%Square area 50x50 km:
 0.2%
 0.34%
 0.28%
 0.28%
 0.14%
 0.37%
 0.35%
 0.52%
 0.36%
 1.92%
 95.24%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
44° 0' 31" North, 124° 7' 0" East
43° 30' 2.7" North, 124° 49' 11.2" East
42° 59' 18.9" North, 125° 31' 22.5" East
Some cities around Gongzhuling sort by population:
• Changchun
		58.4 km =36.3 mi, 
43°
• Siping
		52 km =32.3 mi, 
223°
• Liaoyuan
		71.2 km =44.2 mi, 
158°
• Shuangyang
		68.9 km =42.8 mi, 
87°
• Lishu
		45.3 km =28.1 mi, 
241°
• Xifeng
		85.3 km =53 mi, 
185°
• Xinglongshan
		72.5 km =45 mi, 
45°
• Yantongshan
		98.9 km =61.5 mi, 
103°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016