Night Light of Żoliborz (Mazovia) from space (Poland) Src. Average luminocity for 10x10km area is 99.619% and for 50x50km: 43.8317%.
Square area 10x10 km:
 84.66%
 14.55%
 0.79%
 0%
 0%
 0%
 0%
 0%
 0%
 0%
 0%Square area 50x50 km:
 13.97%
 9.34%
 3.72%
 3.97%
 4.52%
 4.71%
 4.76%
 5.21%
 9.89%
 14.55%
 25.35%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 41' 49.8" North, 20° 16' 60" East
52° 16' 8.3" North, 20° 59' 11.2" East
51° 50' 11.7" North, 21° 41' 22.5" East
Some cities around Żoliborz sort by population:
• Warsaw
		4.7 km =2.9 mi, 
158°
• Wola
		3.2 km =2 mi, 
177°
• Bielany
		4.3 km =2.7 mi, 
306°
• Śródmieście
		4.9 km =3 mi, 
155°
• Targówek
		4.9 km =3 mi, 
58°
• Bemowo
		5.5 km =3.4 mi, 
253°
• Ochota
		5.3 km =3.3 mi, 
180°
• Praga Północ
		3.7 km =2.3 mi, 
116°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016