Night Light of Gdańsk (Pomerania) from space (Poland) Src. Average luminocity for 10x10km area is 87.297% and for 50x50km: 16.9008%.
Square area 10x10 km:
 48.25%
 26.94%
 3.76%
 1.75%
 3.01%
 3.13%
 4.39%
 5.64%
 3.01%
 0.13%
 0%Square area 50x50 km:
 5.06%
 4.13%
 0.74%
 1.04%
 1.42%
 1.38%
 1.94%
 3.39%
 4.32%
 7.23%
 69.36%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
54° 45' 35.2" North, 17° 56' 35.7" East
54° 21' 7.4" North, 18° 38' 46.9" East
53° 56' 24.8" North, 19° 20' 58.2" East
Some cities around Gdańsk sort by population:
• Gdynia
		20 km =12.4 mi, 
338°
• Tczew
		30.1 km =18.7 mi, 
163°
• Rumia
		29.5 km =18.3 mi, 
325°
• Sopot
		11.4 km =7.1 mi, 
330°
• Pruszcz Gdański
		10 km =6.2 mi, 
183°
• Kartuzy
		29.2 km =18.1 mi, 
266°
• Wielki Kack
		16.4 km =10.2 mi, 
321°
• Żukowo
		18.3 km =11.4 mi, 
266°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016