Night Light of San Juan del Cesar (La Guajira) from space (Colombia) Src. Average luminocity for 10x10km area is 8.126% and for 50x50km: 2.6461%.
Square area 10x10 km:
 2.27%
 1.45%
 2.07%
 0%
 0%
 0.83%
 0.21%
 0.62%
 0.83%
 1.03%
 90.7%Square area 50x50 km:
 0.47%
 0.4%
 0.25%
 0.08%
 0.5%
 0.28%
 0.34%
 0.45%
 0.13%
 0.83%
 96.25%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
11° 27' 39.6" North, 73° 42' 22.6" West
10° 46' 15.9" North, 73° 0' 11.3" West
10° 4' 46.4" North, 72° 18' 0.1" West
Some cities around San Juan del Cesar sort by population:
• Valledupar
		43.8 km =27.2 mi, 
218°
• Fonseca
		21.2 km =13.2 mi, 
52°
• Villanueva
		18.4 km =11.4 mi, 
171°
• Barrancas
		30.7 km =19.1 mi, 
47°
• La Paz
		46.8 km =29.1 mi, 
203°
• Urumita
		23.6 km =14.7 mi, 
182°
• Manaure Balcón del Cesar
		42.2 km =26.2 mi, 
184°
• El Molino
		15.7 km =9.8 mi, 
146°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016