Night Light of Palaiseau (Île-de-France) from space (France) Src. Average luminocity for 10x10km area is 85.6667% and for 50x50km: 62.0884%.
Square area 10x10 km:
 30.95%
 30.95% 29.02%
 29.02% 6.99%
 6.99% 8.93%
 8.93% 12.8%
 12.8% 4.76%
 4.76% 6.55%
 6.55% 0%
 0% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 29.64%
 29.64% 14.65%
 14.65% 4.2%
 4.2% 4.21%
 4.21% 4.75%
 4.75% 3.73%
 3.73% 5.07%
 5.07% 4.36%
 4.36% 5.47%
 5.47% 5.78%
 5.78% 18.14%
 18.14%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 10' 48.1" North, 1° 32' 48" East
48° 43' 5.8" North, 2° 14' 59.3" East
48° 15' 8.1" North, 2° 57' 10.5" East
Some cities around Palaiseau sort by population:
• Antony
		5.2 km =3.2 mi,  41°
41°
• Massy
		2.6 km =1.6 mi,  68°
68°
• Longjumeau
		5 km =3.1 mi,  121°
121°
• Chilly-Mazarin
		4.9 km =3 mi,  94°
94°
• Verrières-le-Buisson
		3.3 km =2.1 mi,  23°
23°
• Villebon-sur-Yvette
		1.5 km =0.9 mi,  207°
207°
• Igny
		3.5 km =2.2 mi,  327°
327°
• Saulx-les-Chartreux
		3.3 km =2.1 mi,  157°
157°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016