Night Light of Tourlaville (Normandy) from space (France) Src. Average luminocity for 10x10km area is 28.3235% and for 50x50km: 3.317%.
Square area 10x10 km:
 7.98%
 7.42%
 2.24%
 1.4%
 0.56%
 2.24%
 2.8%
 2.38%
 10.08%
 20.73%
 42.16%Square area 50x50 km:
 0.69%
 0.84%
 0.23%
 0.12%
 0.19%
 0.3%
 0.35%
 0.39%
 0.8%
 2.65%
 93.43%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
50° 5' 29.4" North, 2° 16' 10.3" West
49° 38' 17.8" North, 1° 33' 59" West
49° 10' 50.9" North, 0° 51' 47.8" West
Some cities around Tourlaville sort by population:
• Cherbourg-Octeville
		3.6 km =2.2 mi, 
272°
• Équeurdreville-Hainneville
		6.3 km =3.9 mi, 
280°
• Octeville
		5.7 km =3.5 mi, 
256°
• Valognes
		16 km =9.9 mi, 
154°
• Carentan
		43.8 km =27.2 mi, 
148°
• Querqueville
		9.4 km =5.8 mi, 
286°
• La Glacerie
		3.8 km =2.4 mi, 
196°
• St Anne, GG
		46.9 km =29.1 mi, 
280°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016