Night Light of Liverdun (Grand Est) from space (France) Src. Average luminocity for 10x10km area is 17.2381% and for 50x50km: 12.205%.
Square area 10x10 km:
 1.34%
 1.34%
 1.93%
 0.15%
 3.13%
 1.49%
 3.27%
 3.42%
 10.57%
 19.05%
 54.32%Square area 50x50 km:
 2.84%
 2.73%
 0.73%
 0.77%
 0.87%
 1.13%
 1.15%
 1.83%
 3.33%
 10.21%
 74.4%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 12' 40.3" North, 5° 21' 38.1" East
48° 44' 59" North, 6° 3' 49.4" East
48° 17' 2.3" North, 6° 46' 0.6" East
Some cities around Liverdun sort by population:
• Nancy
		11.5 km =7.1 mi, 
129°
• Laxou
		9.7 km =6 mi, 
139°
• Villers-lès-Nancy
		10.7 km =6.6 mi, 
142°
• Maxéville
		8.6 km =5.3 mi, 
118°
• Malzéville
		9.8 km =6.1 mi, 
115°
• Frouard
		5 km =3.1 mi, 
76°
• Champigneulles
		7.4 km =4.6 mi, 
103°
• Pompey
		5.1 km =3.2 mi, 
65°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016