Night Light of Helston (England) from space (United Kingdom) Src. Average luminocity for 10x10km area is 3.7019% and for 50x50km: 1.999%.
Square area 10x10 km:
 0%
 0.53%
 0.53%
 0.13%
 1.47%
 0.8%
 0.27%
 0.94%
 0.67%
 0.53%
 94.12%Square area 50x50 km:
 0.1%
 0.25%
 0.2%
 0.26%
 0.41%
 0.39%
 0.35%
 0.33%
 0.18%
 0.39%
 97.13%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
50° 33' 7.4" North, 5° 58' 24.9" West
50° 6' 11.5" North, 5° 16' 13.6" West
49° 39' 0.3" North, 4° 34' 2.4" West
Some cities around Helston sort by population:
• Redruth
		14.8 km =9.2 mi, 
12°
• Falmouth
		15.3 km =9.5 mi, 
68°
• Truro
		23.7 km =14.7 mi, 
40°
• Camborne
		12.4 km =7.7 mi, 
351°
• Penzance
		19.1 km =11.9 mi, 
275°
• St Ives
		19.4 km =12.1 mi, 
307°
• Hayle
		14 km =8.7 mi, 
309°
• Penryn
		13.9 km =8.6 mi, 
58°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016