Night Light of Planken from space (Liechtenstein) Src. Average luminocity for 10x10km area is 17.0729% and for 50x50km: 5.7534%.
Square area 10x10 km:
 0.15%
 2.68%
 1.93%
 2.98%
 2.23%
 2.38%
 2.53%
 2.23%
 1.79%
 22.47%
 58.63%Square area 50x50 km:
 0.24%
 0.56%
 0.41%
 0.88%
 0.99%
 0.89%
 1.16%
 0.92%
 1.14%
 5.47%
 87.32%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 39' 39.2" North, 8° 50' 28.5" East
47° 11' 6.6" North, 9° 32' 39.7" East
46° 42' 18.5" North, 10° 14' 51" East
Some cities around Planken sort by population:
• Buchs, CH
		5.4 km =3.4 mi, 
248°
• Schaan
		3.5 km =2.2 mi, 
230°
• Vaduz
		5.2 km =3.2 mi, 
199°
• Eschen
		3.3 km =2.1 mi, 
329°
• Mauren
		3.7 km =2.3 mi, 
359°
• Ruggell
		6 km =3.7 mi, 
346°
• Gamprin
		4.7 km =2.9 mi, 
325°
• Schellenberg
		5.1 km =3.2 mi, 
2°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016