Night Light of Bourgoin-Jallieu (Auvergne-Rhône-Alpes) from space (France) Src. Average luminocity for 10x10km area is 41.2061% and for 50x50km: 16.0334%.
Square area 10x10 km:
 8.64%
 8.79%
 1.97%
 2.12%
 7.88%
 7.58%
 3.94%
 4.24%
 14.24%
 31.36%
 9.24%Square area 50x50 km:
 2.19%
 2.82%
 1.22%
 1.53%
 2.13%
 2.28%
 2.25%
 3.89%
 5.9%
 9.07%
 66.7%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
46° 4' 33.7" North, 4° 34' 13.7" East
45° 35' 10" North, 5° 16' 25" East
45° 5' 30.8" North, 5° 58' 36.2" East
Some cities around Bourgoin-Jallieu sort by population:
• Villefontaine
		10 km =6.2 mi, 
287°
• L’Isle-d’Abeau
		5.3 km =3.3 mi, 
314°
• Charvieu-Chavagneux
		20.6 km =12.8 mi, 
332°
• La Tour-du-Pin
		13.5 km =8.4 mi, 
99°
• Saint-Quentin-Fallavier
		14 km =8.7 mi, 
296°
• La Verpillière
		11.3 km =7 mi, 
298°
• Saint-Bonnet-de-Mure
		22.3 km =13.9 mi, 
301°
• Tignieu
		19.5 km =12.1 mi, 
340°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016