Night Light of Leiderdorp (South Holland) from space (Netherlands) Src. Average luminocity for 10x10km area is 61.2513% and for 50x50km: 49.1041%.
Square area 10x10 km:
 17.2%
 17.2% 16.14%
 16.14% 3.31%
 3.31% 9.26%
 9.26% 3.97%
 3.97% 6.08%
 6.08% 6.61%
 6.61% 10.58%
 10.58% 25.79%
 25.79% 1.06%
 1.06% 0%
 0%Square area 50x50 km:
 18.88%
 18.88% 12.51%
 12.51% 3.01%
 3.01% 3.84%
 3.84% 5.15%
 5.15% 4.22%
 4.22% 4.57%
 4.57% 5.07%
 5.07% 7.3%
 7.3% 6.54%
 6.54% 28.92%
 28.92%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 35' 15.4" North, 3° 49' 33.8" East
52° 9' 30" North, 4° 31' 45" East
51° 43' 29.6" North, 5° 13' 56.3" East
Some cities around Leiderdorp sort by population:
• Voorschoten
		6.5 km =4 mi,  238°
238°
• Oegstgeest
		4.7 km =2.9 mi,  300°
300°
• Merenwijk
		2.5 km =1.6 mi,  325°
325°
• Sassenheim
		7.4 km =4.6 mi,  356°
356°
• Rijnsburg
		6.9 km =4.3 mi,  300°
300°
• Katwijk aan den Rijn
		8.3 km =5.2 mi,  298°
298°
• Noord-Hofland
		5.2 km =3.2 mi,  247°
247°
• Hoge Mors
		4.7 km =2.9 mi,  267°
267°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016