Night Light of Élancourt (Île-de-France) from space (France) Src. Average luminocity for 10x10km area is 67.7514% and for 50x50km: 42.6418%.
Square area 10x10 km:
 18.89%
 18.89% 21.16%
 21.16% 6.25%
 6.25% 4.55%
 4.55% 8.24%
 8.24% 6.11%
 6.11% 7.67%
 7.67% 13.92%
 13.92% 9.8%
 9.8% 3.41%
 3.41% 0%
 0%Square area 50x50 km:
 13.14%
 13.14% 10.63%
 10.63% 3.96%
 3.96% 3.85%
 3.85% 4.79%
 4.79% 4.07%
 4.07% 5.4%
 5.4% 4.21%
 4.21% 5.9%
 5.9% 9.78%
 9.78% 34.28%
 34.28%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 14' 43.3" North, 1° 15' 7.5" East
48° 47' 3.2" North, 1° 57' 18.7" East
48° 19' 7.6" North, 2° 39' 30" East
Some cities around Élancourt sort by population:
• Saint-Quentin-en-Yvelines
		4.9 km =3 mi,  106°
106°
• Plaisir
		4.3 km =2.7 mi,  358°
358°
• Trappes
		4.7 km =2.9 mi,  103°
103°
• Maurepas
		2.9 km =1.8 mi,  221°
221°
• Les Clayes-sous-Bois
		4.8 km =3 mi,  28°
28°
• Le Mesnil-Saint-Denis
		4.4 km =2.7 mi,  179°
179°
• La Verrière
		3.6 km =2.2 mi,  190°
190°
• Jouars-Pontchartrain
		4.2 km =2.6 mi,  277°
277°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016