Night Light of Ambert (Auvergne-Rhône-Alpes) from space (France) Src. Average luminocity for 10x10km area is 3.2636% and for 50x50km: 0.9753%.
Square area 10x10 km:
 0%
 0.61%
 0%
 0%
 2.27%
 0.3%
 0.45%
 0.61%
 0.61%
 0%
 95.15%Square area 50x50 km:
 0.02%
 0.1%
 0.01%
 0.11%
 0.2%
 0.11%
 0.41%
 0.27%
 0.38%
 0.37%
 98%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
46° 2' 22.8" North, 3° 2' 18.7" East
45° 32' 58" North, 3° 44' 29.9" East
45° 3' 17.6" North, 4° 26' 41.2" East
Some cities around Ambert sort by population:
• Montbrison
		26 km =16.2 mi, 
75°
• Issoire
		38.4 km =23.9 mi, 
269°
• Saint-Just-Saint-Rambert
		39.3 km =24.4 mi, 
98°
• Thiers
		37.3 km =23.2 mi, 
336°
• Andrézieux-Bouthéon
		40.5 km =25.2 mi, 
93°
• Brioude
		39.8 km =24.7 mi, 
224°
• Aurec-sur-Loire
		41.1 km =25.5 mi, 
119°
• Sury-le-Comtal
		34.6 km =21.5 mi, 
92°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016