Night Light of Pirdop (Sofia) from space (Bulgaria) Src. Average luminocity for 10x10km area is 5.703% and for 50x50km: 1.2548%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 12' 52.5" North, 23° 28' 48.8" East
42° 42' 0" North, 24° 10' 60" East
42° 10' 52" North, 24° 53' 11.3" East
Some cities around Pirdop sort by population:
• Botevgrad
39.5 km =24.5 mi, 304°
• Panagyurishte
22.8 km =14.2 mi, 178°
• Ihtiman
42.2 km =26.2 mi, 225°
• Etropole
21.1 km =13.1 mi, 314°
• Teteven
25 km =15.5 mi, 15°
• Hisarya
47.8 km =29.7 mi, 117°
• Elin Pelin
47.8 km =29.7 mi, 265°
• Zlatitsa
4.5 km =2.8 mi, 294°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016