Night Light of Haukipudas (Northern Ostrobothnia) from space (Finland) Src. Average luminocity for 10x10km area is 23.0795% and for 50x50km: 8.9959%.
Square area 10x10 km:
 2.8%
 4.28%
 1.92%
 3.23%
 3.67%
 2.97%
 1.14%
 0.26%
 8.57%
 28.76%
 42.4%Square area 50x50 km:
 2.84%
 2.27%
 0.58%
 0.76%
 0.62%
 0.53%
 0.42%
 0.89%
 2.16%
 5.29%
 83.64%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
65° 28' 12.3" North, 24° 38' 57.2" East
65° 10' 35.5" North, 25° 21' 8.4" East
64° 52' 46.9" North, 26° 3' 19.7" East
Some cities around Haukipudas sort by population:
• Oulu
		19 km =11.8 mi, 
163°
• Kempele
		30.1 km =18.7 mi, 
166°
• Kiiminki
		21.4 km =13.3 mi, 
103°
• Oulunsalo
		27 km =16.8 mi, 
174°
• Muhos
		50.9 km =31.6 mi, 
143°
• Liminka
		40.9 km =25.4 mi, 
175°
• Ii
		15.7 km =9.8 mi, 
3°
• Tyrnävä
		47.9 km =29.8 mi, 
162°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016