Heerlen night lights from space
Night Light of Heerlen (Limburg) from space (Netherlands) Src. Average luminocity for 10x10km area is 61.6877% and for 50x50km: 26.6082%.
Analysis of Heerlen night lights 2016
Square area 10x10 km:
9.38%90-99
20.31%80-89
7.98%70-79
8.54%60-69
6.44%50-59
9.8%40-49
4.62%30-39
12.18%20-29
10.92%10-19
7.56%0-9
2.24%Square area 50x50 km:
3.74%90-99
5.03%80-89
2.35%70-79
2.64%60-69
3.43%50-59
3.72%40-49
3.8%30-39
5.38%20-29
10.72%10-19
17.27%0-9
41.93%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 19' 30.5" North, 5° 16' 42.3" East
50° 53' 1.1" North, 5° 58' 53.5" East
50° 26' 16.6" North, 6° 41' 4.8" East
Some cities around Heerlen sort by population:
• Kerkrade
6 km =3.7 mi, 
109°
• Herzogenrath, DE
8 km =5 mi, 
101°
• Alsdorf, DE
12.8 km =8 mi, 
93°
• Brunssum
7 km =4.3 mi, 
353°
• Übach-Palenberg, DE
10.6 km =6.6 mi, 
69°
• Hoensbroek
6 km =3.7 mi, 
318°
• Gangelt, DE
12.2 km =7.6 mi, 
5°
• Vaals
12.8 km =8 mi, 
168°
2754652 (p: 93,084)
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016