Night Light of Gravelines (Hauts-de-France) from space (France) Src. Average luminocity for 10x10km area is 34.9318% and for 50x50km: 11.6555%.
Square area 10x10 km:
7.75%
10.29%
4.28%
2.94%
2.01%
1.47%
0.94%
1.47%
12.43%
26.87%
29.55%Square area 50x50 km:
2.98%
2.85%
0.82%
0.6%
0.57%
0.6%
0.88%
1.5%
4.82%
8.73%
75.65%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 25' 37.3" North, 1° 25' 29.8" East
50° 59' 11.4" North, 2° 7' 41.1" East
50° 32' 30.4" North, 2° 49' 52.3" East
Some cities around Gravelines sort by population:
• Saint-Pol-sur-Mer
15.6 km =9.7 mi,
71°
• Grande-Synthe
12.4 km =7.7 mi,
75°
• Marck
13.6 km =8.5 mi,
252°
• Cappelle-la-Grande
16.2 km =10.1 mi,
84°
• Bourbourg
6.4 km =4 mi,
132°
• Loon-Plage
6.4 km =4 mi,
79°
• Grand-Fort-Philippe
2 km =1.2 mi,
315°
• Oye-Plage
6.1 km =3.8 mi,
260°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016