Night Light of Borculo (Gelderland) from space (Netherlands) Src. Average luminocity for 10x10km area is 3.0728% and for 50x50km: 10.3077%.
Square area 10x10 km:
 0%
 0.53%
 1.06%
 0%
 0.26%
 0.79%
 0.26%
 0.53%
 0%
 0.79%
 95.77%Square area 50x50 km:
 1.4%
 1.74%
 0.78%
 1.19%
 1.38%
 1.36%
 1.1%
 0.9%
 2.25%
 9.16%
 78.73%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 32' 43.8" North, 5° 49' 8.8" East
52° 6' 57" North, 6° 31' 20" East
51° 40' 55.1" North, 7° 13' 31.3" East
Some cities around Borculo sort by population:
• Haaksbergen
		15.5 km =9.6 mi, 
72°
• Lichtenvoorde
		14.7 km =9.1 mi, 
168°
• Eibergen
		8.8 km =5.5 mi, 
101°
• Lochem
		9 km =5.6 mi, 
302°
• Goor
		13.8 km =8.6 mi, 
18°
• Neede
		6.6 km =4.1 mi, 
71°
• Ruurlo
		5.8 km =3.6 mi, 
238°
• Zelhem
		17 km =10.6 mi, 
224°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016