Night Light of Boskoop (South Holland) from space (Netherlands) Src. Average luminocity for 10x10km area is 65.131% and for 50x50km: 48.9944%.
Square area 10x10 km:
 15.61%
 15.61% 16.8%
 16.8% 3.7%
 3.7% 5.82%
 5.82% 10.98%
 10.98% 9.79%
 9.79% 14.95%
 14.95% 11.51%
 11.51% 10.19%
 10.19% 0.66%
 0.66% 0%
 0%Square area 50x50 km:
 17.62%
 17.62% 12.68%
 12.68% 2.98%
 2.98% 4.04%
 4.04% 5.16%
 5.16% 3.95%
 3.95% 4.32%
 4.32% 5.2%
 5.2% 8.31%
 8.31% 10.18%
 10.18% 25.57%
 25.57%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 30' 18.3" North, 3° 57' 8.8" East
52° 4' 30" North, 4° 39' 20" East
51° 38' 26.7" North, 5° 21' 31.3" East
Some cities around Boskoop sort by population:
• Gouda
		7.4 km =4.6 mi,  150°
150°
• Alphen aan den Rijn
		6 km =3.7 mi,  359°
359°
• Waddinxveen
		3.3 km =2.1 mi,  184°
184°
• Bodegraven
		6.5 km =4 mi,  82°
82°
• Benthuizen
		7.6 km =4.7 mi,  272°
272°
• Reeuwijk
		5.7 km =3.5 mi,  123°
123°
• Bloemendaal
		5.8 km =3.6 mi,  152°
152°
• Groenswaard
		2.7 km =1.7 mi,  194°
194°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016