Night Light of Langwarrin (Victoria) from space (Australia) Src. Average luminocity for 10x10km area is 43.1395% and for 50x50km: 20.921%.
Square area 10x10 km:
 4.25%
 5.1%
 3.23%
 5.95%
 6.12%
 10.88%
 11.73%
 13.44%
 17.18%
 18.88%
 3.23%Square area 50x50 km:
 2.87%
 3.52%
 1.7%
 3.93%
 3.9%
 3.75%
 3.06%
 3.01%
 4.47%
 10.04%
 59.73%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
37° 36' 42.4" South, 144° 27' 48.8" East
38° 10' 0" South, 145° 10' 0" East
38° 43' 2.6" South, 145° 52' 11.3" East
Some cities around Langwarrin sort by population:
• Frankston
		4.5 km =2.8 mi, 
302°
• Frankston East
		4.7 km =2.9 mi, 
321°
• Carrum Downs
		7.5 km =4.7 mi, 
3°
• Frankston South
		2.6 km =1.6 mi, 
271°
• Mount Eliza
		7.5 km =4.7 mi, 
255°
• Seaford
		8 km =5 mi, 
338°
• Somerville
		5.6 km =3.5 mi, 
180°
• Frankston North
		5.1 km =3.2 mi, 
341°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016