Night Light of Ouderkerk aan de Amstel (North Holland) from space (Netherlands) Src. Average luminocity for 10x10km area is 69.2866% and for 50x50km: 44.8533%.
Square area 10x10 km:
 29.29%
 29.29% 16.04%
 16.04% 5.56%
 5.56% 4.8%
 4.8% 5.43%
 5.43% 5.05%
 5.05% 4.55%
 4.55% 11.11%
 11.11% 13.38%
 13.38% 4.8%
 4.8% 0%
 0%Square area 50x50 km:
 12.19%
 12.19% 10.7%
 10.7% 3.29%
 3.29% 3.81%
 3.81% 4.67%
 4.67% 4.33%
 4.33% 5.7%
 5.7% 7.08%
 7.08% 13.61%
 13.61% 16.18%
 16.18% 18.44%
 18.44%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 43' 22.7" North, 4° 12' 15.6" East
52° 17' 42.1" North, 4° 54' 26.9" East
51° 51' 46.5" North, 5° 36' 38.1" East
Some cities around Ouderkerk aan de Amstel sort by population:
• Amsterdam
		8.9 km =5.5 mi,  352°
352°
• Amsterdam-Zuidoost
		4.6 km =2.9 mi,  72°
72°
• Amstelveen
		3 km =1.9 mi,  282°
282°
• Uithoorn
		8.4 km =5.2 mi,  220°
220°
• Diemen
		6.2 km =3.9 mi,  37°
37°
• Weesp
		9.2 km =5.7 mi,  81°
81°
• Oosteinde
		7.8 km =4.8 mi,  256°
256°
• Abcoude
		4.9 km =3 mi,  120°
120°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016