Night Light of Brodnica (Kujawsko-Pomorskie) from space (Poland) Src. Average luminocity for 10x10km area is 17.2715% and for 50x50km: 1.6834%.
Square area 10x10 km:
 4.17%
 3.41%
 2.27%
 1.77%
 1.01%
 1.01%
 0.51%
 1.01%
 0%
 17.55%
 67.3%Square area 50x50 km:
 0.3%
 0.28%
 0.13%
 0.24%
 0.22%
 0.13%
 0.21%
 0.2%
 0.05%
 0.75%
 97.51%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 40' 41.6" North, 18° 41' 36.3" East
53° 15' 34.8" North, 19° 23' 47.5" East
52° 50' 13.2" North, 20° 5' 58.8" East
Some cities around Brodnica sort by population:
• Iława
		39.1 km =24.3 mi, 
16°
• Rypin
		21.5 km =13.4 mi, 
177°
• Wąbrzeźno
		29.9 km =18.6 mi, 
274°
• Golub-Dobrzyń
		28.2 km =17.5 mi, 
234°
• Nowe Miasto Lubawskie
		22.2 km =13.8 mi, 
36°
• Lubawa
		35.9 km =22.3 mi, 
40°
• Żuromin
		40.4 km =25.1 mi, 
122°
• Lidzbark
		28.6 km =17.8 mi, 
89°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016