Night Light of Ostrov (Karlovarský kraj) from space (Czech Republic) Src. Average luminocity for 10x10km area is 6.8583% and for 50x50km: 3.8377%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
50° 45' 10.4" North, 12° 14' 9.4" East
50° 18' 21.3" North, 12° 56' 20.7" East
49° 51' 17" North, 13° 38' 31.9" East
Some cities around Ostrov sort by population:
• Karlovy Vary
9.5 km =5.9 mi, 210°
• Sokolov
25.4 km =15.8 mi, 236°
• Kadaň
24.8 km =15.4 mi, 69°
• Klášterec nad Ohří
19.6 km =12.2 mi, 62°
• Chodov
15.6 km =9.7 mi, 242°
• Nejdek
15 km =9.3 mi, 277°
• Horní Slavkov
20.8 km =12.9 mi, 206°
• Johanngeorgenstadt, DE
21.4 km =13.3 mi, 311°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016