Night Light of Coutras (Nouvelle-Aquitaine) from space (France) Src. Average luminocity for 10x10km area is 15.5984% and for 50x50km: 7.8529%.
Square area 10x10 km:
 0.79%
 0.48%
 1.11%
 3.17%
 1.43%
 3.49%
 3.49%
 3.02%
 6.19%
 1.9%
 74.92%Square area 50x50 km:
 0.34%
 0.72%
 0.73%
 0.94%
 1.28%
 1.27%
 1.76%
 1.21%
 2.61%
 7.11%
 82.03%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 31' 41.1" North, 0° 50' 11.3" West
45° 1' 60" North, 0° 7' 60" West
44° 32' 3.4" North, 0° 34' 11.2" East
Some cities around Coutras sort by population:
• Libourne
		15.7 km =9.8 mi, 
213°
• Lormont
		35 km =21.7 mi, 
239°
• Cenon
		36.2 km =22.5 mi, 
236°
• Ambarès-et-Lagrave
		30.4 km =18.9 mi, 
244°
• Saint-Loubès
		26.6 km =16.5 mi, 
240°
• Bassens
		33.5 km =20.8 mi, 
244°
• Carbon-Blanc
		32.7 km =20.3 mi, 
242°
• Montpon-Ménestérol
		23.9 km =14.9 mi, 
98°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016