Night Light of Châtenay-Malabry (Île-de-France) from space (France) Src. Average luminocity for 10x10km area is 90.7784% and for 50x50km: 71.107%.
Square area 10x10 km:
 41.76%
 41.76% 32.53%
 32.53% 4.12%
 4.12% 6.53%
 6.53% 8.95%
 8.95% 2.7%
 2.7% 3.41%
 3.41% 0%
 0% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 34.1%
 34.1% 17.73%
 17.73% 5.18%
 5.18% 4.78%
 4.78% 5.22%
 5.22% 4.11%
 4.11% 5.74%
 5.74% 4.69%
 4.69% 5%
 5% 3.98%
 3.98% 9.48%
 9.48%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 13' 35" North, 1° 33' 48.3" East
48° 45' 54.3" North, 2° 15' 59.6" East
48° 17' 58.1" North, 2° 58' 10.8" East
Some cities around Châtenay-Malabry sort by population:
• Antony
		2.6 km =1.6 mi,  120°
120°
• Clamart
		4.2 km =2.6 mi,  0°
0°
• Fontenay-aux-Roses
		3.7 km =2.3 mi,  31°
31°
• Le Plessis-Robinson
		2.7 km =1.7 mi,  6°
6°
• Sceaux
		2.1 km =1.3 mi,  53°
53°
• Bourg-la-Reine
		4.1 km =2.5 mi,  67°
67°
• Verrières-le-Buisson
		2.2 km =1.4 mi,  177°
177°
• Igny
		3.9 km =2.4 mi,  233°
233°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016