Night Light of St Martin from space (Guernsey) Src. Average luminocity for 10x10km area is 3.7059% and for 50x50km: 0.1717%.
Square area 10x10 km:
 0%
 0.98%
 0.14%
 0%
 0.14%
 0.98%
 1.26%
 1.54%
 1.68%
 0%
 93.28%Square area 50x50 km:
 0%
 0.04%
 0.01%
 0.02%
 0.01%
 0.04%
 0.05%
 0.06%
 0.07%
 0%
 99.71%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
49° 53' 32" North, 3° 15' 28.5" West
49° 26' 13.7" North, 2° 33' 17.2" West
48° 58' 40" North, 1° 51' 6" West
Some cities around St Martin sort by population:
• Saint Helier, JE
		42.8 km =26.6 mi, 
130°
• Saint Peter Port
		2.9 km =1.8 mi, 
29°
• St Anne
		39.8 km =24.7 mi, 
38°
• Torteval
		6.9 km =4.3 mi, 
266°
• Saint Saviour
		6.3 km =3.9 mi, 
290°
• Saint Sampson
		5.7 km =3.5 mi, 
23°
• Castel
		4.7 km =2.9 mi, 
315°
• Saint Andrew
		2 km =1.2 mi, 
292°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016