Night Light of Stevenage (England) from space (United Kingdom) Src. Average luminocity for 10x10km area is 25.3056% and for 50x50km: 20.0017%.
Square area 10x10 km:
 2.78%
 4.55%
 1.14%
 1.52%
 4.29%
 8.08%
 2.02%
 1.14%
 1.64%
 38.26%
 34.6%Square area 50x50 km:
 2.31%
 3.04%
 1.98%
 1.76%
 2.55%
 2.97%
 3.3%
 4.58%
 7.98%
 16.22%
 53.3%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 20' 2.3" North, 0° 54' 20.5" West
51° 54' 8.1" North, 0° 12' 9.2" West
51° 27' 58.7" North, 0° 30' 2" East
Some cities around Stevenage sort by population:
• Welwyn Garden City
		11.2 km =7 mi, 
181°
• Letchworth Garden City
		8.7 km =5.4 mi, 
349°
• Hitchin
		7.7 km =4.8 mi, 
312°
• Letchworth
		8.8 km =5.5 mi, 
348°
• Codicote
		6.2 km =3.9 mi, 
202°
• Baldock
		9.6 km =6 mi, 
5°
• Stotfold
		12.8 km =8 mi, 
350°
• Arlesey
		12.4 km =7.7 mi, 
339°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016