Night Light of San Diego de la Unión (Guanajuato) from space (Mexico) Src. Average luminocity for 10x10km area is 6.3977% and for 50x50km: 1.5465%.
Square area 10x10 km:
 0.76%
 0%
 0%
 1.14%
 3.03%
 1.14%
 0.76%
 1.33%
 0.95%
 0.76%
 90.15%Square area 50x50 km:
 0.03%
 0.01%
 0.18%
 0.19%
 0.45%
 0.19%
 0.54%
 0.47%
 0.48%
 0.3%
 97.15%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
22° 7' 13.3" North, 101° 34' 34.4" West
21° 28' 3" North, 100° 52' 23.2" West
20° 48' 42.1" North, 100° 10' 11.9" West
Some cities around San Diego de la Unión sort by population:
• Dolores Hidalgo Cuna de la Independencia Nacional
		35.2 km =21.9 mi, 
190°
• San Luis de la Paz
		41.4 km =25.7 mi, 
117°
• San Felipe
		35.5 km =22.1 mi, 
271°
• Santa María del Río
		39.1 km =24.3 mi, 
20°
• Villa de Reyes
		37.8 km =23.5 mi, 
350°
• Misión de Chichimecas
		44.9 km =27.9 mi, 
116°
• San Bartolo de Berrios
		25.8 km =16 mi, 
308°
• Tierra Nueva
		38.3 km =23.8 mi, 
54°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016