Night Light of Pont-Saint-Martin (Pays de la Loire) from space (France) Src. Average luminocity for 10x10km area is 31.6733% and for 50x50km: 15.4056%.
Square area 10x10 km:
 4.55%
 3.69%
 1.7%
 4.55%
 3.13%
 4.97%
 5.11%
 7.67%
 17.47%
 23.86%
 23.3%Square area 50x50 km:
 3.86%
 2.94%
 1.16%
 1.53%
 1.98%
 1.92%
 1.85%
 1.78%
 3.67%
 6.71%
 72.61%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 35' 58.7" North, 2° 17' 15.6" West
47° 7' 24.2" North, 1° 35' 4.4" West
46° 38' 34.1" North, 0° 52' 53.1" West
Some cities around Pont-Saint-Martin sort by population:
• Rezé
		7 km =4.3 mi, 
22°
• Vertou
		10.1 km =6.3 mi, 
59°
• Bouguenais
		6.6 km =4.1 mi, 
335°
• Saint-Philbert-de-Grand-Lieu
		10.6 km =6.6 mi, 
203°
• Les Sorinières
		5 km =3.1 mi, 
56°
• La Montagne
		10.2 km =6.3 mi, 
313°
• Bouaye
		8.5 km =5.3 mi, 
284°
• La Chevrolière
		4 km =2.5 mi, 
208°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016