Night Light of Gournay-sur-Marne (Île-de-France) from space (France) Src. Average luminocity for 10x10km area is 92.9205% and for 50x50km: 60.386%.
Square area 10x10 km:
 45.45%
 45.45% 33.38%
 33.38% 7.1%
 7.1% 4.4%
 4.4% 5.4%
 5.4% 1.28%
 1.28% 2.98%
 2.98% 0%
 0% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 29.55%
 29.55% 13.85%
 13.85% 3.73%
 3.73% 3.29%
 3.29% 3.93%
 3.93% 3.69%
 3.69% 4.09%
 4.09% 4.38%
 4.38% 6.72%
 6.72% 10.96%
 10.96% 15.8%
 15.8%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 19' 21.6" North, 1° 52' 53" East
48° 51' 44" North, 2° 35' 4.3" East
48° 23' 51.1" North, 3° 17' 15.5" East
Some cities around Gournay-sur-Marne sort by population:
• Noisy-le-Grand
		2.1 km =1.3 mi,  229°
229°
• Chelles
		2.2 km =1.4 mi,  16°
16°
• Neuilly-sur-Marne
		2.8 km =1.7 mi,  249°
249°
• Villiers-sur-Marne
		4.4 km =2.7 mi,  217°
217°
• Champs-sur-Marne
		1.8 km =1.1 mi,  140°
140°
• Montfermeil
		4 km =2.5 mi,  354°
354°
• Noisiel
		3.3 km =2.1 mi,  117°
117°
• Vaires-sur-Marne
		4.3 km =2.7 mi,  68°
68°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016