Night Light of Issoire (Auvergne-Rhône-Alpes) from space (France) Src. Average luminocity for 10x10km area is 15.8227% and for 50x50km: 4.0848%.
Square area 10x10 km:
 3.03%
 3.48%
 1.36%
 0.61%
 1.67%
 1.06%
 2.27%
 1.67%
 0.61%
 8.94%
 75.3%Square area 50x50 km:
 0.59%
 0.64%
 0.37%
 0.35%
 0.47%
 0.59%
 0.73%
 0.76%
 1.17%
 2.45%
 91.87%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
46° 2' 4.2" North, 2° 32' 45.2" East
45° 32' 39.2" North, 3° 14' 56.4" East
45° 2' 58.6" North, 3° 57' 7.7" East
Some cities around Issoire sort by population:
• Clermont-Ferrand
		29.1 km =18.1 mi, 
334°
• Cournon-d’Auvergne
		22.3 km =13.9 mi, 
349°
• Beaumont
		26.4 km =16.4 mi, 
330°
• Aubière
		25.4 km =15.8 mi, 
334°
• Pont-du-Château
		28.3 km =17.6 mi, 
359°
• Romagnat
		23.6 km =14.7 mi, 
330°
• Ceyrat
		25.4 km =15.8 mi, 
325°
• Le Cendre
		20.4 km =12.7 mi, 
346°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016