Night Light of Sumqayıt (Sumqayit) from space (Azerbaijan) Src. Average luminocity for 10x10km area is 57.737% and for 50x50km: 20.7046%.
Square area 10x10 km:
 10.71%
 12.82%
 11.04%
 9.74%
 7.31%
 8.77%
 2.11%
 3.9%
 17.21%
 13.8%
 2.6%Square area 50x50 km:
 4.38%
 4.13%
 2.68%
 3.12%
 3.16%
 2.41%
 2.28%
 3.46%
 3.83%
 6.1%
 64.46%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 7' 17.5" North, 48° 57' 55.8" East
40° 35' 23" North, 49° 40' 7" East
40° 3' 13.1" North, 50° 22' 18.3" East
Some cities around Sumqayıt sort by population:
• Bilajari
		19.9 km =12.4 mi, 
144°
• Khirdalan
		17.4 km =10.8 mi, 
155°
• Hacı Zeynalabdin
		10 km =6.2 mi, 
291°
• Binagadi
		19.2 km =11.9 mi, 
135°
• Saray
		7.5 km =4.7 mi, 
147°
• Corat
		3.7 km =2.3 mi, 
122°
• Qobu
		20.9 km =13 mi, 
169°
• Ceyranbatan
		5.4 km =3.4 mi, 
187°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016