Night Light of Portoferraio (Tuscany) from space (Italy) Src. Average luminocity for 10x10km area is 11.2379% and for 50x50km: 2.964%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 19' 33.5" North, 9° 36' 35.5" East
42° 48' 44.4" North, 10° 18' 46.7" East
42° 17' 39.8" North, 11° 0' 58" East
Some cities around Portoferraio sort by population:
• Piombino
21.4 km =13.3 mi, 54°
• Cecina
57.4 km =35.7 mi, 16°
• Follonica
39 km =24.2 mi, 70°
• Rosignano Solvay-Castiglioncello
64.9 km =40.3 mi, 8°
• Venturina
33.6 km =20.9 mi, 44°
• San Vincenzo
36.1 km =22.4 mi, 31°
• Massa Marittima
54 km =33.6 mi, 60°
• Donoratico
44.8 km =27.8 mi, 27°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016