Night Light of San Martino in Rio (Emilia-Romagna) from space (Italy) Src. Average luminocity for 10x10km area is 47.3258% and for 50x50km: 40.6893%.
Square area 10x10 km:
 6.82%
 10.91%
 4.09%
 3.64%
 2.42%
 4.39%
 9.24%
 14.85%
 43.03%
 0.61%
 0%Square area 50x50 km:
 6.87%
 8.16%
 3.78%
 3.44%
 4.34%
 5.65%
 6.73%
 8.18%
 17.25%
 28.27%
 7.33%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 13' 51.6" North, 10° 4' 54.4" East
44° 44' 1.2" North, 10° 47' 5.6" East
44° 13' 55.3" North, 11° 29' 16.9" East
Some cities around San Martino in Rio sort by population:
• Reggio nell'Emilia
		12.8 km =8 mi, 
252°
• Carpi Centro
		9.1 km =5.7 mi, 
53°
• Correggio
		3.7 km =2.3 mi, 
358°
• Rubiera
		9.1 km =5.7 mi, 
182°
• Soliera
		10.8 km =6.7 mi, 
89°
• Bagnolo in Piano
		9.4 km =5.8 mi, 
291°
• Campogalliano
		7 km =4.3 mi, 
135°
• Rio Saliceto
		8.8 km =5.5 mi, 
9°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016