Night Light of Portland (Victoria) from space (Australia) Src. Average luminocity for 10x10km area is 14.119% and for 50x50km: 0.6121%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
37° 47' 33.6" South, 140° 53' 58" East
38° 20' 46.3" South, 141° 36' 9.3" East
38° 53' 43.9" South, 142° 18' 20.5" East
Some cities around Portland sort by population:
• Warrnambool
77.3 km =48 mi, 92°
• Mount Gambier
92 km =57.2 mi, 308°
• Horsham
189.3 km =117.6 mi, 16°
• Hamilton
76.3 km =47.4 mi, 28°
• Colac
172.9 km =107.4 mi, 89°
• Ararat
165.7 km =103 mi, 44°
• Stawell
177 km =110 mi, 35°
• Naracoorte
172.1 km =106.9 mi, 333°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016