Night Light of Pruszcz Gdański (Pomerania) from space (Poland) Src. Average luminocity for 10x10km area is 44.7544% and for 50x50km: 15.014%.
Square area 10x10 km:
 9.65%
 10.28%
 1.25%
 4.39%
 6.89%
 4.01%
 6.64%
 11.65%
 15.41%
 21.18%
 8.65%Square area 50x50 km:
 4.42%
 3.52%
 0.74%
 0.92%
 1.28%
 1.2%
 1.67%
 3%
 3.58%
 7.21%
 72.46%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
54° 40' 14.9" North, 17° 55' 59.3" East
54° 15' 43.8" North, 18° 38' 10.5" East
53° 50' 58" North, 19° 20' 21.8" East
Some cities around Pruszcz Gdański sort by population:
• Gdańsk
		10 km =6.2 mi, 
3°
• Gdynia
		29.3 km =18.2 mi, 
346°
• Tczew
		21 km =13 mi, 
153°
• Sopot
		20.6 km =12.8 mi, 
346°
• Kartuzy
		29.6 km =18.4 mi, 
285°
• Wielki Kack
		24.8 km =15.4 mi, 
337°
• Skarszewy
		24.8 km =15.4 mi, 
210°
• Żukowo
		19.7 km =12.2 mi, 
296°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016