Night Light of Spring Grove (Illinois) from space (United States) Src. Average luminocity for 10x10km area is 31.2524% and for 50x50km: 29.9134%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
42° 57' 37.3" North, 88° 56' 22.6" West
42° 26' 37.1" North, 88° 14' 11.3" West
41° 55' 21.4" North, 87° 32' 0.1" West
Some cities around Spring Grove sort by population:
• Round Lake Beach
14.4 km =8.9 mi, 123°
• McHenry
12.5 km =7.8 mi, 191°
• Antioch
12.1 km =7.5 mi, 72°
• Fox Lake
6.8 km =4.2 mi, 140°
• Lake Villa
13.7 km =8.5 mi, 102°
• Johnsburg
7.1 km =4.4 mi, 183°
• Twin Lakes
9.8 km =6.1 mi, 354°
• Lakemoor
13.2 km =8.2 mi, 166°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016