Night Light of Letchworth (England) from space (United Kingdom) Src. Average luminocity for 10x10km area is 23.423% and for 50x50km: 14.9226%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
52° 24' 37.5" North, 0° 55' 53.5" West
51° 58' 46" North, 0° 13' 42.2" West
51° 32' 39.3" North, 0° 28' 29" East
Some cities around Letchworth sort by population:
• Stevenage
8.8 km =5.5 mi, 168°
• Hitchin
5.1 km =3.2 mi, 229°
• Biggleswade
12.2 km =7.6 mi, 348°
• Henlow
6.9 km =4.3 mi, 325°
• Shefford
9.8 km =6.1 mi, 312°
• Baldock
2.9 km =1.8 mi, 71°
• Stotfold
4.1 km =2.5 mi, 356°
• Arlesey
4 km =2.5 mi, 320°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016