Night Light of San Pietro in Casale (Emilia-Romagna) from space (Italy) Src. Average luminocity for 10x10km area is 20.0106% and for 50x50km: 27.8385%.
Square area 10x10 km:
 1.52%
 2.58%
 0.45%
 1.52%
 1.21%
 1.67%
 2.88%
 1.67%
 7.73%
 51.52%
 27.27%Square area 50x50 km:
 4.96%
 5.84%
 2.4%
 2.2%
 2.51%
 2.94%
 3.55%
 4.06%
 8.19%
 26.61%
 36.74%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 11' 54.3" North, 10° 42' 6.5" East
44° 42' 2.8" North, 11° 24' 17.7" East
44° 11' 55.9" North, 12° 6' 29" East
Some cities around San Pietro in Casale sort by population:
• Cento
		9.9 km =6.2 mi, 
289°
• Castel Maggiore
		14.2 km =8.8 mi, 
194°
• Progresso
		15 km =9.3 mi, 
192°
• Pieve di Cento
		7.7 km =4.8 mi, 
280°
• San Giorgio di Piano
		6.4 km =4 mi, 
202°
• Granarolo dell'Emilia e Viadagola
		16.7 km =10.4 mi, 
169°
• Poggio Renatico
		9.7 km =6 mi, 
41°
• Decima
		13.9 km =8.6 mi, 
274°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016