Night Light of Spijkenisse (South Holland) from space (Netherlands) Src. Average luminocity for 10x10km area is 64.542% and for 50x50km: 44.8872%.
Square area 10x10 km:
 24.79%
 24.79% 15.83%
 15.83% 3.92%
 3.92% 6.02%
 6.02% 5.88%
 5.88% 5.74%
 5.74% 3.78%
 3.78% 7.84%
 7.84% 15.69%
 15.69% 8.96%
 8.96% 1.54%
 1.54%Square area 50x50 km:
 19.83%
 19.83% 11.62%
 11.62% 2.85%
 2.85% 2.97%
 2.97% 3.65%
 3.65% 2.26%
 2.26% 2.12%
 2.12% 3.6%
 3.6% 5.37%
 5.37% 9.35%
 9.35% 36.39%
 36.39%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 16' 38.2" North, 3° 37' 33.8" East
51° 50' 42" North, 4° 19' 45" East
51° 24' 30.7" North, 5° 1' 56.3" East
Some cities around Spijkenisse sort by population:
• Schiedam
		9.2 km =5.7 mi,  26°
26°
• Vlaardingen
		7.6 km =4.7 mi,  6°
6°
• Maassluis
		10.3 km =6.4 mi,  328°
328°
• Oud-Beijerland
		6.2 km =3.9 mi,  112°
112°
• Rhoon
		6.5 km =4 mi,  77°
77°
• Rozenburg
		8.6 km =5.3 mi,  319°
319°
• Pendrecht
		10 km =6.2 mi,  72°
72°
• Spangen
		10.8 km =6.7 mi,  42°
42°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016