Night Light of El Tarf from space (Algeria) Src. Average luminocity for 10x10km area is 25.0962% and for 50x50km: 4.69%.
Square area 10x10 km:
 2.62%
 4.37%
 5.42%
 2.27%
 0.35%
 1.75%
 5.59%
 2.62%
 3.85%
 33.74%
 37.41%Square area 50x50 km:
 0.3%
 0.58%
 0.89%
 0.46%
 0.47%
 0.41%
 0.8%
 1.03%
 0.53%
 2.06%
 92.46%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
37° 19' 42.2" North, 7° 36' 38.3" East
36° 46' 1.9" North, 8° 18' 49.6" East
36° 12' 6.8" North, 9° 1' 0.8" East
Some cities around El Tarf sort by population:
• Annaba
		50.9 km =31.6 mi, 
286°
• Besbes
		42.2 km =26.2 mi, 
260°
• Drean
		51 km =31.7 mi, 
259°
• Jendouba, TN
		51.1 km =31.8 mi, 
125°
• El Hadjar
		51.5 km =32 mi, 
274°
• El Kala
		18.3 km =11.4 mi, 
38°
• Ben Mehidi
		36.3 km =22.6 mi, 
270°
• Tabarka, TN
		44.7 km =27.8 mi, 
62°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016