Night Light of Grenoble (Auvergne-Rhône-Alpes) from space (France) Src. Average luminocity for 10x10km area is 78.6045% and for 50x50km: 11.8434%.
Square area 10x10 km:
 36.52%
 23.18%
 5.61%
 2.58%
 4.55%
 2.88%
 5%
 11.52%
 8.18%
 0%
 0%Square area 50x50 km:
 2.13%
 2.04%
 0.95%
 1.08%
 1.11%
 1.71%
 1.47%
 2.33%
 3.63%
 8.57%
 74.99%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 40' 19.8" North, 5° 0' 42" East
45° 10' 43.3" North, 5° 42' 53.2" East
44° 40' 51.2" North, 6° 25' 4.5" East
Some cities around Grenoble sort by population:
• Saint-Martin-d’Hères
		3.8 km =2.4 mi, 
89°
• Échirolles
		3.6 km =2.2 mi, 
180°
• Fontaine
		2.6 km =1.6 mi, 
306°
• Seyssinet-Pariset
		1.7 km =1.1 mi, 
262°
• Eybens
		4.4 km =2.7 mi, 
141°
• Seyssins
		2.9 km =1.8 mi, 
230°
• La Tronche
		3.8 km =2.4 mi, 
40°
• Saint-Martin-le-Vinoux
		2.7 km =1.7 mi, 
2°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016