Night Light of Sayula de Alemán (Veracruz) from space (Mexico) Src. Average luminocity for 10x10km area is 10.3095% and for 50x50km: 3.4805%.
Square area 10x10 km:
 0.65%
 1.08%
 1.52%
 0.22%
 0%
 2.16%
 1.08%
 3.03%
 1.52%
 11.9%
 76.84%Square area 50x50 km:
 0.15%
 0.43%
 0.5%
 0.37%
 0.25%
 0.54%
 0.83%
 0.74%
 0.61%
 3.1%
 92.49%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
18° 32' 59.2" North, 95° 39' 46.8" West
17° 52' 54.9" North, 94° 57' 35.5" West
17° 12' 41.4" North, 94° 15' 24.3" West
Some cities around Sayula de Alemán sort by population:
• Acayucan
		9 km =5.6 mi, 
32°
• Jáltipan de Morelos
		27.6 km =17.1 mi, 
70°
• Oteapan
		33.8 km =21 mi, 
66°
• Oluta
		8.5 km =5.3 mi, 
51°
• Texistepec
		15.2 km =9.4 mi, 
84°
• Chinameca
		33.5 km =20.8 mi, 
62°
• Coacotla
		31.6 km =19.6 mi, 
78°
• Soconusco
		12.3 km =7.6 mi, 
42°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016