Night Light of Zambrów (Podlasie) from space (Poland) Src. Average luminocity for 10x10km area is 10.6521% and for 50x50km: 2.4753%.
Square area 10x10 km:
 3.17%
 3.17%
 0.79%
 0%
 0%
 0.53%
 1.06%
 0%
 0%
 1.85%
 89.42%Square area 50x50 km:
 0.57%
 0.54%
 0.29%
 0.21%
 0.25%
 0.11%
 0.21%
 0.03%
 0.18%
 1.77%
 95.84%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 24' 24.2" North, 21° 32' 24.3" East
52° 59' 7.8" North, 22° 14' 35.5" East
52° 33' 36.5" North, 22° 56' 46.8" East
Some cities around Zambrów sort by population:
• Łomża
		24.7 km =15.3 mi, 
330°
• Ostrołęka
		46 km =28.6 mi, 
284°
• Ostrów Mazowiecka
		31 km =19.3 mi, 
228°
• Łapy
		42.9 km =26.7 mi, 
89°
• Kolno
		51.8 km =32.2 mi, 
336°
• Wysokie Mazowieckie
		19.9 km =12.4 mi, 
112°
• Choroszcz
		52.8 km =32.8 mi, 
70°
• Małkinia Górna
		35.7 km =22.2 mi, 
203°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016