Night Light of Spring Valley (Illinois) from space (United States) Src. Average luminocity for 10x10km area is 25.6122% and for 50x50km: 6.8894%.
Square area 10x10 km:
1.19%
1.7%
3.91%
3.4%
3.06%
3.91%
7.65%
3.74%
7.14%
30.27%
34.01%Square area 50x50 km:
0.53%
0.53%
1.2%
0.77%
0.96%
1.01%
1.37%
1.06%
1.89%
4.49%
86.19%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 51' 12.3" North, 89° 54' 10.6" West
41° 19' 39.1" North, 89° 11' 59.3" West
40° 47' 50.6" North, 88° 29' 48.1" West
Some cities around Spring Valley sort by population:
• Ottawa
29.9 km =18.6 mi,
86°
• Streator
38.2 km =23.7 mi,
127°
• Peru
5.9 km =3.7 mi,
90°
• La Salle
9 km =5.6 mi,
85°
• Princeton
22.6 km =14 mi,
281°
• Sandwich
59.8 km =37.2 mi,
53°
• Mendota
25.4 km =15.8 mi,
15°
• Chillicothe
51 km =31.7 mi,
208°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016