Night Light of Giovinazzo (Apulia) from space (Italy) Src. Average luminocity for 10x10km area is 29.0601% and for 50x50km: 21.2157%.
Square area 10x10 km:
 1.79%
 2.76%
 3.57%
 3.9%
 2.76%
 5.52%
 2.76%
 6.98%
 15.58%
 38.64%
 15.75%Square area 50x50 km:
 4.76%
 4.15%
 2.22%
 1.9%
 2.22%
 2.2%
 1.83%
 3.25%
 7.32%
 15.25%
 54.89%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 42' 43.3" North, 15° 58' 2.7" East
41° 11' 6" North, 16° 40' 13.9" East
40° 39' 13.3" North, 17° 22' 25.2" East
Some cities around Giovinazzo sort by population:
• Molfetta
		6.2 km =3.9 mi, 
285°
• Bisceglie
		15.6 km =9.7 mi, 
294°
• Bitonto
		8.5 km =5.3 mi, 
168°
• Modugno
		14.7 km =9.1 mi, 
139°
• San Paolo
		12.2 km =7.6 mi, 
123°
• Terlizzi
		12.2 km =7.6 mi, 
239°
• Palo del Colle
		14.6 km =9.1 mi, 
169°
• Bitetto
		17.2 km =10.7 mi, 
157°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016