Night Light of Wisła (Silesia) from space (Poland) Src. Average luminocity for 10x10km area is 1.8463% and for 50x50km: 9.5252%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
50° 6' 33.7" North, 18° 9' 21.5" East
49° 39' 22.6" North, 18° 51' 32.8" East
49° 11' 56.3" North, 19° 33' 44" East
Some cities around Wisła sort by population:
• Třinec, CZ
13.8 km =8.6 mi, 279°
• Ustroń
8.3 km =5.2 mi, 330°
• Skoczów
16.9 km =10.5 mi, 342°
• Jaworze
16.5 km =10.3 mi, 22°
• Szczyrk
14.2 km =8.8 mi, 61°
• Brenna
8.3 km =5.2 mi, 22°
• Jablunkov, CZ
11.2 km =7 mi, 217°
• Bystřice, CZ
10.2 km =6.3 mi, 257°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016