Night Light of Haarlem (North Holland) from space (Netherlands) Src. Average luminocity for 10x10km area is 57.4975% and for 50x50km: 34.4178%.
Square area 10x10 km:
 12.37%
 12.37% 15.28%
 15.28% 4.42%
 4.42% 3.66%
 3.66% 7.32%
 7.32% 8.46%
 8.46% 10.35%
 10.35% 15.03%
 15.03% 13.26%
 13.26% 9.72%
 9.72% 0.13%
 0.13%Square area 50x50 km:
 9.94%
 9.94% 8.58%
 8.58% 2.41%
 2.41% 2.84%
 2.84% 3.47%
 3.47% 3.19%
 3.19% 3.99%
 3.99% 5.45%
 5.45% 9.2%
 9.2% 10.77%
 10.77% 40.15%
 40.15%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 48' 28.6" North, 3° 56' 1.4" East
52° 22' 51" North, 4° 38' 12.6" East
51° 56' 58.4" North, 5° 20' 23.9" East
Some cities around Haarlem sort by population:
• Zaanstad
		14.4 km =8.9 mi,  56°
56°
• Hoofddorp
		9.4 km =5.8 mi,  157°
157°
• Velsen-Zuid
		8.8 km =5.5 mi,  5°
5°
• Beverwijk
		11.5 km =7.1 mi,  6°
6°
• Heemstede
		3.6 km =2.2 mi,  195°
195°
• Hillegom
		10.6 km =6.6 mi,  199°
199°
• Zandvoort
		7.1 km =4.4 mi,  261°
261°
• Bennebroek
		7.2 km =4.5 mi,  201°
201°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016