Night Light of North Narrabeen (New South Wales) from space (Australia) Src. Average luminocity for 10x10km area is 36.0092% and for 50x50km: 24.0582%.
Square area 10x10 km:
 1.1%
 5.13%
 2.75%
 4.58%
 12.45%
 6.59%
 2.75%
 8.79%
 13.19%
 31.87%
 10.81%Square area 50x50 km:
 5.53%
 5.54%
 2.84%
 3.94%
 5.13%
 2.06%
 1.38%
 2.15%
 2.84%
 5.67%
 62.93%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
33° 7' 20.9" South, 150° 35' 34.6" East
33° 42' 33.7" South, 151° 17' 45.9" East
34° 17' 32.1" South, 151° 59' 57.1" East
Some cities around North Narrabeen sort by population:
• Dee Why
		4.7 km =2.9 mi, 
188°
• Mona Vale
		3.6 km =2.2 mi, 
10°
• Narrabeen
		0.4 km =0.2 mi, 
162°
• Collaroy
		2.6 km =1.6 mi, 
169°
• Cromer
		3.6 km =2.2 mi, 
227°
• Beacon Hill
		5.9 km =3.7 mi, 
215°
• Warriewood
		2.3 km =1.4 mi, 
358°
• Narraweena
		5.4 km =3.4 mi, 
199°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016