Night Light of Alfter (North Rhine-Westphalia) from space (Germany) Src. Average luminocity for 10x10km area is 40.369% and for 50x50km: 23.136%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
51° 10' 34.5" North, 6° 18' 48.8" East
50° 43' 60" North, 7° 1' 0" East
50° 17' 10.2" North, 7° 43' 11.3" East
Some cities around Alfter sort by population:
• Bonn
5.5 km =3.4 mi, 88°
• Troisdorf
12.6 km =7.8 mi, 48°
• Bornheim
3.8 km =2.4 mi, 331°
• Niederkassel
9.2 km =5.7 mi, 9°
• Wesseling
10.8 km =6.7 mi, 344°
• Meckenheim
12.2 km =7.6 mi, 175°
• Wachtberg
12.6 km =7.8 mi, 152°
• Weilerswist
12.2 km =7.6 mi, 280°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016