Night Light of Saint-Genest-Lerpt (Auvergne-Rhône-Alpes) from space (France) Src. Average luminocity for 10x10km area is 64.9349% and for 50x50km: 13.9385%.
Square area 10x10 km:
 20.95%
 19.21%
 3.65%
 5.4%
 3.17%
 8.57%
 4.29%
 12.86%
 19.68%
 2.22%
 0%Square area 50x50 km:
 2.12%
 2.63%
 1.14%
 1.16%
 1.68%
 1.73%
 2.08%
 1.86%
 4.79%
 10.03%
 70.78%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 56' 4.7" North, 3° 38' 11.6" East
45° 26' 36.5" North, 4° 20' 22.8" East
44° 56' 52.8" North, 5° 2' 34.1" East
Some cities around Saint-Genest-Lerpt sort by population:
• Firminy
		7.2 km =4.5 mi, 
213°
• Le Chambon-Feugerolles
		6 km =3.7 mi, 
193°
• Roche-la-Molière
		1.7 km =1.1 mi, 
212°
• Villars
		3 km =1.9 mi, 
24°
• Unieux
		6.9 km =4.3 mi, 
230°
• La Ricamarie
		4.8 km =3 mi, 
151°
• Sorbiers
		9.6 km =6 mi, 
56°
• La Talaudière
		7.6 km =4.7 mi, 
61°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016