Night Light of Boulogne-sur-Mer (Hauts-de-France) from space (France) Src. Average luminocity for 10x10km area is 41.5455% and for 50x50km: 5.3248%.
Square area 10x10 km:
9.89%
11.9%
3.74%
2.81%
2.14%
2.67%
3.34%
2.94%
18.85%
31.55%
10.16%Square area 50x50 km:
1%
1.18%
0.47%
0.36%
0.46%
0.47%
0.54%
0.6%
1.76%
4%
89.16%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 10' 7.3" North, 0° 54' 38.9" East
50° 43' 32.6" North, 1° 36' 50.1" East
50° 16' 42.6" North, 2° 19' 1.4" East
Some cities around Boulogne-sur-Mer sort by population:
• Outreau
2.8 km =1.7 mi,
216°
• Saint-Martin-Boulogne
0.4 km =0.2 mi,
68°
• Étaples
22.7 km =14.1 mi,
176°
• Le Portel
3.5 km =2.2 mi,
230°
• Wimereux
4.9 km =3 mi,
357°
• Le Touquet-Paris-Plage
22.5 km =14 mi,
185°
• Desvres
16.8 km =10.4 mi,
112°
• Saint-Étienne-au-Mont
5.4 km =3.4 mi,
167°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016