Night Light of Heiloo (North Holland) from space (Netherlands) Src. Average luminocity for 10x10km area is 31.9444% and for 50x50km: 18.221%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 1' 38.9" North, 3° 59' 6.1" East
52° 36' 9.1" North, 4° 41' 17.3" East
52° 10' 24.2" North, 5° 23' 28.6" East
Some cities around Heiloo sort by population:
• Alkmaar
5.2 km =3.2 mi, 51°
• Heemskerk
10.2 km =6.3 mi, 186°
• Castricum
6.2 km =3.9 mi, 191°
• Uitgeest
8.3 km =5.2 mi, 169°
• Limmen
3.7 km =2.3 mi, 173°
• Zuid-Scharwoude
12.4 km =7.7 mi, 40°
• Sint Pancras
9.1 km =5.7 mi, 45°
• Broek op Langedijk
11.2 km =7 mi, 44°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016