Night Light of Santa Sylvina (Chaco) from space (Argentina) Src. Average luminocity for 10x10km area is 9.8409% and for 50x50km: 1.1233%.
Square area 10x10 km:
 0.76%
 1.52%
 0.76%
 3.41%
 1.14%
 1.14%
 1.89%
 0.76%
 0%
 0%
 88.64%Square area 50x50 km:
 0.12%
 0.12%
 0.22%
 0.24%
 0.18%
 0.11%
 0.28%
 0.07%
 0%
 0%
 98.66%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
27° 12' 32.6" South, 61° 50' 26.2" West
27° 49' 57.4" South, 61° 8' 14.9" West
28° 27' 9.4" South, 60° 26' 3.7" West
Some cities around Santa Sylvina sort by population:
• Villa Ángela
		50.6 km =31.4 mi, 
55°
• Charata
		68.9 km =42.8 mi, 
355°
• Las Breñas
		82.8 km =51.4 mi, 
3°
• General Pinedo
		59.1 km =36.7 mi, 
345°
• Villa Berthet
		93.4 km =58 mi, 
49°
• San Bernardo
		73.6 km =45.7 mi, 
34°
• Coronel Du Graty
		27.7 km =17.2 mi, 
52°
• Hermoso Campo
		32.2 km =20 mi, 
320°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016