Night Light of Portsmouth (Ohio) from space (United States) Src. Average luminocity for 10x10km area is 34.1463% and for 50x50km: 6.5338%.
Square area 10x10 km:
4.25%
6.8%
2.72%
1.87%
4.76%
5.27%
10.37%
5.61%
9.18%
26.19%
22.96%Square area 50x50 km:
0.37%
0.84%
0.51%
0.87%
1.03%
0.88%
1.55%
1.31%
1.66%
5.93%
85.06%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
39° 16' 41.3" North, 83° 42' 2.9" West
38° 43' 54.3" North, 82° 59' 51.6" West
38° 10' 52.1" North, 82° 17' 40.4" West
Some cities around Portsmouth sort by population:
• Meads
43.5 km =27 mi,
144°
• Ironville
40.5 km =25.2 mi,
139°
• Ashland
42.1 km =26.2 mi,
132°
• Ironton
34.9 km =21.7 mi,
128°
• Flatwoods
33.7 km =20.9 mi,
133°
• Wheelersburg
12.3 km =7.6 mi,
90°
• Jackson
47.4 km =29.5 mi,
41°
• Wellston
59.3 km =36.8 mi,
42°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016