Night Light of Johnstown (Pennsylvania) from space (United States) Src. Average luminocity for 10x10km area is 45.6412% and for 50x50km: 6.7105%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 51' 38.3" North, 79° 37' 30.4" West
40° 19' 36.3" North, 78° 55' 19.1" West
39° 47' 18.9" North, 78° 13' 7.9" West
Some cities around Johnstown sort by population:
• Altoona
49.5 km =30.8 mi, 64°
• Greensburg
52.4 km =32.6 mi, 266°
• Indiana
38.1 km =23.7 mi, 329°
• Jeannette
58.8 km =36.5 mi, 270°
• Latrobe
38.8 km =24.1 mi, 269°
• Somerset
37.8 km =23.5 mi, 200°
• Hollidaysburg
46.5 km =28.9 mi, 76°
• Vandergrift
62.4 km =38.8 mi, 299°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016