Night Light of Vif (Auvergne-Rhône-Alpes) from space (France) Src. Average luminocity for 10x10km area is 21.1106% and for 50x50km: 9.2118%.
Square area 10x10 km:
 1.21%
 2.42%
 2.42%
 1.52%
 1.52%
 3.94%
 5.61%
 3.79%
 9.09%
 23.64%
 44.85%Square area 50x50 km:
 1.91%
 1.7%
 0.78%
 0.72%
 0.84%
 1.19%
 1.09%
 1.86%
 3.23%
 5.68%
 81.01%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 33' 3.9" North, 4° 58' 8.1" East
45° 3' 23.5" North, 5° 40' 19.3" East
44° 33' 27.7" North, 6° 22' 30.6" East
Some cities around Vif sort by population:
• Échirolles
		10.5 km =6.5 mi, 
18°
• Seyssinet-Pariset
		13.5 km =8.4 mi, 
7°
• Le Pont-de-Claix
		7.7 km =4.8 mi, 
15°
• Eybens
		11.8 km =7.3 mi, 
31°
• Claix
		7 km =4.3 mi, 
0°
• Vizille
		8.1 km =5 mi, 
72°
• Seyssins
		11.8 km =7.3 mi, 
5°
• Allières-et-Risset
		4.8 km =3 mi, 
6°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016