Night Light of Umm Qaşr (Basra) from space (Iraq) Src. Average luminocity for 10x10km area is 68.108% and for 50x50km: 34.3996%.
Square area 10x10 km:
 18.75%
 18.75% 12.31%
 12.31% 3.41%
 3.41% 11.55%
 11.55% 10.04%
 10.04% 13.64%
 13.64% 16.29%
 16.29% 12.5%
 12.5% 1.33%
 1.33% 0.19%
 0.19% 0%
 0%Square area 50x50 km:
 3.97%
 3.97% 5.11%
 5.11% 3.09%
 3.09% 9.21%
 9.21% 11.04%
 11.04% 6.29%
 6.29% 6.66%
 6.66% 3.11%
 3.11% 2.82%
 2.82% 3.53%
 3.53% 45.15%
 45.15%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
30° 38' 34.9" North, 47° 12' 59" East
30° 2' 10.3" North, 47° 55' 10.2" East
29° 25' 32.3" North, 48° 37' 21.5" East
Some cities around Umm Qaşr sort by population:
• Basrah
		54.2 km =33.7 mi,  345°
345°
• Al Başrah al Qadīmah
		52.9 km =32.9 mi,  349°
349°
• Abadan, IR
		50 km =31.1 mi,  47°
47°
• Khorramshahr, IR
		51.7 km =32.1 mi,  29°
29°
• Az Zubayr
		44.8 km =27.8 mi,  332°
332°
• Al Fāw
		53.7 km =33.4 mi,  97°
97°
• Al Hārithah
		62.9 km =39.1 mi,  346°
346°
• Kuwait City, KW
		74.3 km =46.2 mi,  175°
175°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016