Night Light of Port Shepstone (KwaZulu-Natal) from space (South Africa) Src. Average luminocity for 10x10km area is 26.729% and for 50x50km: 4.2485%.
Square area 10x10 km:
 1.75%
 2.45%
 2.8%
 2.27%
 4.9%
 8.92%
 6.12%
 3.15%
 4.55%
 28.5%
 34.62%Square area 50x50 km:
 0.12%
 0.18%
 0.41%
 0.38%
 0.61%
 1.24%
 1.35%
 0.66%
 0.86%
 4.39%
 89.79%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
30° 8' 6.6" South, 29° 45' 6.7" East
30° 44' 28.9" South, 30° 27' 18" East
31° 20' 37.6" South, 31° 9' 29.2" East
Some cities around Port Shepstone sort by population:
• Durban
		112.6 km =70 mi, 
29°
• Mpumalanga
		104.7 km =65.1 mi, 
9°
• Margate
		15.8 km =9.8 mi, 
210°
• Richmond
		98.2 km =61 mi, 
349°
• Kokstad
		100.9 km =62.7 mi, 
282°
• Scottburgh
		58.1 km =36.1 mi, 
29°
• eMkhomazi
		67.9 km =42.2 mi, 
28°
• Berea
		111.6 km =69.3 mi, 
27°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016