Night Light of Santa Marta de Tormes (Castille and León) from space (Spain) Src. Average luminocity for 10x10km area is 51.2381% and for 50x50km: 6.2185%.
Square area 10x10 km:
 15.14%
 12.07%
 5.95%
 6.29%
 3.06%
 3.74%
 2.89%
 5.95%
 15.14%
 24.15%
 5.61%Square area 50x50 km:
 0.88%
 1.16%
 1.03%
 0.52%
 0.67%
 0.69%
 0.65%
 0.79%
 2.1%
 3.71%
 87.8%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 28' 46.4" North, 6° 19' 49.3" West
40° 57' 2.3" North, 5° 37' 38" West
40° 25' 2.9" North, 4° 55' 26.8" West
Some cities around Santa Marta de Tormes sort by population:
• Salamanca
		3.7 km =2.3 mi, 
303°
• Zamora
		62.6 km =38.9 mi, 
350°
• Medina del Campo
		72 km =44.7 mi, 
56°
• Béjar
		63.8 km =39.6 mi, 
190°
• Toro
		66.7 km =41.4 mi, 
16°
• Arévalo
		77.1 km =47.9 mi, 
80°
• Peñaranda de Bracamonte
		36.3 km =22.6 mi, 
98°
• Guijuelo
		43.9 km =27.3 mi, 
184°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016