Night Light of Clisson (Pays de la Loire) from space (France) Src. Average luminocity for 10x10km area is 11.0142% and for 50x50km: 11.1667%.
Square area 10x10 km:
 0.71%
 0.99%
 0.57%
 0.85%
 1.14%
 2.7%
 4.55%
 2.84%
 0.99%
 0.85%
 83.81%Square area 50x50 km:
 3.11%
 2.3%
 0.69%
 1.06%
 1.42%
 1.47%
 1.45%
 1.32%
 2.08%
 2.8%
 82.31%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 33' 49.5" North, 1° 59' 9.6" West
47° 5' 13.7" North, 1° 16' 58.3" West
46° 36' 22.5" North, 0° 34' 47.1" West
Some cities around Clisson sort by population:
• Vertou
		16.8 km =10.4 mi, 
302°
• Basse-Goulaine
		19.7 km =12.2 mi, 
314°
• Vallet
		8.4 km =5.2 mi, 
8°
• Saint-Julien-de-Concelles
		20 km =12.4 mi, 
337°
• Les Sorinières
		19.8 km =12.3 mi, 
290°
• Le Loroux-Bottereau
		17.5 km =10.9 mi, 
343°
• Haute-Goulaine
		16.7 km =10.4 mi, 
318°
• Montaigu
		12.4 km =7.7 mi, 
188°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016