Night Light of Heidelberg (Gauteng) from space (South Africa) Src. Average luminocity for 10x10km area is 37.392% and for 50x50km: 24.5686%.
Square area 10x10 km:
1.7%
3.6%
1.7%
8.33%
11.55%
6.44%
5.11%
6.25%
14.96%
36.93%
3.41%Square area 50x50 km:
3.94%
4.3%
3.53%
4.81%
3.61%
3.48%
3.79%
3.02%
4.13%
8.25%
57.14%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
25° 52' 25.8" South, 27° 39' 21.9" East
26° 30' 17.1" South, 28° 21' 33.2" East
27° 7' 56.1" South, 29° 3' 44.4" East
Some cities around Heidelberg sort by population:
• Benoni
35.4 km =22 mi,
353°
• Boksburg
34 km =21.1 mi,
343°
• Brakpan
29.8 km =18.5 mi,
1°
• Springs
28.6 km =17.8 mi,
8°
• Nigel
14.3 km =8.9 mi,
55°
• Alberton
35.4 km =22 mi,
318°
• Edenvale
45.4 km =28.2 mi,
333°
• Balfour
29 km =18 mi,
127°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016