Night Light of Spearfish (South Dakota) from space (United States) Src. Average luminocity for 10x10km area is 22.7413% and for 50x50km: 2.2683%.
Square area 10x10 km:
3.33%
3.97%
1.59%
3.49%
5.71%
1.43%
2.38%
1.59%
0.48%
21.43%
54.6%Square area 50x50 km:
0.22%
0.37%
0.24%
0.31%
0.4%
0.23%
0.2%
0.21%
0.28%
1.04%
96.51%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
44° 59' 24.9" North, 104° 33' 45" West
44° 29' 27" North, 103° 51' 33.7" West
43° 59' 13.5" North, 103° 9' 22.5" West
Some cities around Spearfish sort by population:
• Rapid City
67.7 km =42.1 mi,
132°
• Gillette
132.4 km =82.3 mi,
260°
• Box Elder
75.7 km =47 mi,
123°
• Rapid Valley
74.1 km =46 mi,
129°
• Sturgis
29.2 km =18.1 mi,
107°
• Douglas
228.2 km =141.8 mi,
212°
• Chadron
197.2 km =122.5 mi,
159°
• Belle Fourche
20.1 km =12.5 mi,
1°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016