Night Light of Suolahti (Central Finland) from space (Finland) Src. Average luminocity for 10x10km area is 16.6996% and for 50x50km: 7.4818%.
Square area 10x10 km:
 2.67%
 1.98%
 1.68%
 2.27%
 0.49%
 1.78%
 3.56%
 0.59%
 0.3%
 29.05%
 55.63%Square area 50x50 km:
 0.4%
 0.41%
 0.19%
 0.9%
 1.23%
 2.58%
 2.43%
 1.66%
 1.46%
 6.83%
 81.91%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
62° 53' 11.1" North, 25° 9' 1.8" East
62° 33' 51.2" North, 25° 51' 13.1" East
62° 14' 18.5" North, 26° 33' 24.3" East
Some cities around Suolahti sort by population:
• Jyväskylä
		36.5 km =22.7 mi, 
190°
• Laukaa
		17.4 km =10.8 mi, 
163°
• Äänekoski
		7.3 km =4.5 mi, 
302°
• Saarijärvi
		34.4 km =21.4 mi, 
297°
• Muurame
		48.9 km =30.4 mi, 
191°
• Viitasaari
		55.9 km =34.7 mi, 
0°
• Hankasalmi
		35.9 km =22.3 mi, 
124°
• Korpilahti
		62.9 km =39.1 mi, 
194°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016