Night Light of Quiberon (Brittany) from space (France) Src. Average luminocity for 10x10km area is 7.456% and for 50x50km: 2.2569%.
Square area 10x10 km:
 0.43%
 2.41%
 0.71%
 0.43%
 0%
 2.84%
 0%
 0.57%
 1.14%
 0.57%
 90.91%Square area 50x50 km:
 0.13%
 0.34%
 0.21%
 0.21%
 0.16%
 0.32%
 0.42%
 0.44%
 0.57%
 1.62%
 95.57%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 57' 25.7" North, 3° 49' 21.9" West
47° 29' 2.8" North, 3° 7' 10.7" West
47° 0' 24.5" North, 2° 24' 59.4" West
Some cities around Quiberon sort by population:
• Vannes
		33.4 km =20.8 mi, 
54°
• Auray
		22.8 km =14.2 mi, 
24°
• Larmor-Plage
		31.7 km =19.7 mi, 
321°
• Séné
		32.4 km =20.1 mi, 
62°
• Sarzeau
		26.8 km =16.7 mi, 
79°
• Pluvigner
		33.5 km =20.8 mi, 
14°
• Arradon
		27.4 km =17 mi, 
54°
• Brech
		27.9 km =17.3 mi, 
18°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016