Night Light of Sarno (Campania) from space (Italy) Src. Average luminocity for 10x10km area is 64.6497% and for 50x50km: 48.6489%.
Square area 10x10 km:
 10.88%
 16.5%
 9.69%
 13.27%
 12.24%
 4.25%
 3.91%
 10.54%
 15.14%
 3.57%
 0%Square area 50x50 km:
 7.92%
 10.42%
 5.83%
 6.71%
 8.37%
 7.71%
 5.88%
 8.05%
 13.33%
 14.51%
 11.28%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 20' 15.2" North, 13° 55' 6.2" East
40° 48' 26.9" North, 14° 37' 17.4" East
40° 16' 23.3" North, 15° 19' 28.7" East
Some cities around Sarno sort by population:
• Nocera Inferiore
		7.2 km =4.5 mi, 
163°
• Poggiomarino
		6.8 km =4.2 mi, 
264°
• Siano
		6.1 km =3.8 mi, 
95°
• San Marzano sul Sarno
		4.8 km =3 mi, 
226°
• San Valentino Torio
		2.4 km =1.5 mi, 
220°
• Striano
		4 km =2.5 mi, 
282°
• Castel San Giorgio
		7.3 km =4.5 mi, 
112°
• Lanzara
		5.9 km =3.7 mi, 
128°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016