Night Light of Rosanna (Victoria) from space (Australia) Src. Average luminocity for 10x10km area is 79.8146% and for 50x50km: 49.2918%.
Square area 10x10 km:
 12.41%
 21.26%
 19.22%
 19.22%
 15.82%
 9.01%
 2.72%
 0.34%
 0%
 0%
 0%Square area 50x50 km:
 13.28%
 11.9%
 6.21%
 8.46%
 7.11%
 4.67%
 3.72%
 3.38%
 5.59%
 7.92%
 27.77%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
37° 10' 51" South, 144° 21' 51.2" East
37° 44' 20.2" South, 145° 4' 2.5" East
38° 17' 34.4" South, 145° 46' 13.7" East
Some cities around Rosanna sort by population:
• Ivanhoe
		4 km =2.5 mi, 
212°
• Bulleen
		3.4 km =2.1 mi, 
155°
• Macleod
		0.6 km =0.4 mi, 
354°
• Heidelberg
		1.2 km =0.7 mi, 
182°
• Viewbank
		2.3 km =1.4 mi, 
92°
• Heidelberg Heights
		1 km =0.6 mi, 
243°
• Heidelberg West
		2.4 km =1.5 mi, 
269°
• Watsonia
		2.8 km =1.7 mi, 
29°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016