Night Light of Orsay (Île-de-France) from space (France) Src. Average luminocity for 10x10km area is 69.8185% and for 50x50km: 53.165%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 9' 27.7" North, 1° 29' 2.9" East
48° 41' 44.6" North, 2° 11' 14.2" East
48° 13' 46.1" North, 2° 53' 25.4" East
Some cities around Orsay sort by population:
• Palaiseau
5.2 km =3.2 mi, 61°
• Les Ulis
2 km =1.2 mi, 219°
• Gif-sur-Yvette
4.2 km =2.6 mi, 250°
• Bures-sur-Yvette
1.3 km =0.8 mi, 290°
• Villebon-sur-Yvette
4 km =2.5 mi, 73°
• Igny
6.1 km =3.8 mi, 26°
• Marcoussis
7.2 km =4.5 mi, 148°
• Saulx-les-Chartreux
5.9 km =3.7 mi, 95°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016