Night Light of Challans (Pays de la Loire) from space (France) Src. Average luminocity for 10x10km area is 12.4494% and for 50x50km: 2.4991%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 19' 20.7" North, 2° 34' 40.9" West
46° 50' 37.1" North, 1° 52' 29.7" West
46° 21' 37.9" North, 1° 10' 18.4" West
Some cities around Challans sort by population:
• Pornic
34 km =21.1 mi, 331°
• Saint-Hilaire-de-Riez
15 km =9.3 mi, 194°
• Saint-Jean-de-Monts
16.8 km =10.4 mi, 249°
• Saint-Gilles-Croix-de-Vie
17.1 km =10.6 mi, 198°
• Saint-Philbert-de-Grand-Lieu
27.8 km =17.3 mi, 39°
• Aizenay
23.3 km =14.5 mi, 119°
• Le PoirĂ©-sur-Vie
29 km =18 mi, 106°
• Machecoul
17.1 km =10.6 mi, 13°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016