Night Light of Brech (Brittany) from space (France) Src. Average luminocity for 10x10km area is 4.5952% and for 50x50km: 4.8776%.
Square area 10x10 km:
 0%
 0.3%
 0.45%
 0.15%
 0%
 0.3%
 1.79%
 1.93%
 1.34%
 1.49%
 92.26%Square area 50x50 km:
 0.53%
 0.93%
 0.42%
 0.43%
 0.52%
 0.58%
 0.67%
 0.74%
 1.19%
 3.75%
 90.25%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
48° 11' 32" North, 3° 42' 6.3" West
47° 43' 16.8" North, 2° 59' 55" West
47° 14' 46.2" North, 2° 17' 43.8" West
Some cities around Brech sort by population:
• Vannes
		19.5 km =12.1 mi, 
111°
• Hennebont
		22.5 km =14 mi, 
294°
• Auray
		5.7 km =3.5 mi, 
174°
• Saint-AvĂ©
		19.2 km =11.9 mi, 
100°
• Languidic
		17.2 km =10.7 mi, 
316°
• Pluvigner
		6.2 km =3.9 mi, 
351°
• Baud
		17.1 km =10.6 mi, 
355°
• Arradon
		16.9 km =10.5 mi, 
128°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016