Night Light of Postmasburg (Northern Cape) from space (South Africa) Src. Average luminocity for 10x10km area is 22.6786% and for 50x50km: 2.5099%.
Square area 10x10 km:
 2.58%
 4.17%
 4.37%
 2.98%
 1.79%
 1.59%
 1.79%
 1.59%
 3.77%
 26.59%
 48.81%Square area 50x50 km:
 0.11%
 0.28%
 0.63%
 0.36%
 0.21%
 0.18%
 0.31%
 0.39%
 0.27%
 2.05%
 95.23%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
27° 42' 47.7" South, 22° 21' 44.2" East
28° 20' 2.1" South, 23° 3' 55.5" East
28° 57' 3.6" South, 23° 46' 6.7" East
Some cities around Postmasburg sort by population:
• Kimberley
		171.6 km =106.6 mi, 
104°
• Pampierstad
		170.5 km =105.9 mi, 
68°
• Barkly West
		144.1 km =89.5 mi, 
98°
• Prieska
		151.6 km =94.2 mi, 
191°
• DaniĆ«lskuil
		49.2 km =30.6 mi, 
70°
• Ritchie
		169.2 km =105.1 mi, 
117°
• Kathu
		71 km =44.1 mi, 
358°
• Kuruman
		104.4 km =64.9 mi, 
20°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016