Night Light of Longjing (Jilin) from space (China) Src. Average luminocity for 10x10km area is 18.5742% and for 50x50km: 4.7955%.
Square area 10x10 km:
 1.36%
 2.42%
 4.7%
 1.82%
 2.12%
 2.12%
 3.64%
 0.15%
 1.06%
 19.24%
 61.36%Square area 50x50 km:
 0.54%
 0.99%
 0.64%
 0.46%
 0.5%
 0.61%
 0.46%
 0.46%
 1.52%
 4.64%
 89.18%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 17' 7.4" North, 128° 43' 12.8" East
42° 46' 17" North, 129° 25' 24" East
42° 15' 11.2" North, 130° 7' 35.3" East
Some cities around Longjing sort by population:
• Yanji
		16.6 km =10.3 mi, 
24°
• Helong
		43.3 km =26.9 mi, 
233°
• Tumen
		40.4 km =25.1 mi, 
57°
• Mingyue
		55.3 km =34.4 mi, 
312°
• Hoeryŏng, KP
		45.2 km =28.1 mi, 
144°
• Namyang, KP
		40.7 km =25.3 mi, 
60°
• Onsŏng, KP
		50.8 km =31.6 mi, 
66°
• Kyŏngwŏn, KP
		60.7 km =37.7 mi, 
85°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016