Night Light of Red Oak (Texas) from space (United States) Src. Average luminocity for 10x10km area is 59.3571% and for 50x50km: 48.1802%.
Square area 10x10 km:
 1.65%
 1.65% 3.66%
 3.66% 9.71%
 9.71% 19.96%
 19.96% 12.45%
 12.45% 18.5%
 18.5% 16.12%
 16.12% 13.19%
 13.19% 4.58%
 4.58% 0.18%
 0.18% 0%
 0%Square area 50x50 km:
 9.39%
 9.39% 9.6%
 9.6% 7.28%
 7.28% 7.94%
 7.94% 8.21%
 8.21% 8.01%
 8.01% 5.7%
 5.7% 5.86%
 5.86% 5.3%
 5.3% 8.41%
 8.41% 24.31%
 24.31%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
33° 6' 30.9" North, 97° 30' 27.3" West
32° 31' 3.5" North, 96° 48' 16" West
31° 55' 22.1" North, 96° 6' 4.8" West
Some cities around Red Oak sort by population:
• DeSoto
		9.4 km =5.8 mi,  328°
328°
• Cedar Hill
		16.3 km =10.1 mi,  298°
298°
• Duncanville
		17.8 km =11.1 mi,  326°
326°
• Lancaster
		9.4 km =5.8 mi,  28°
28°
• Waxahachie
		15.1 km =9.4 mi,  195°
195°
• Midlothian
		18.2 km =11.3 mi,  257°
257°
• Glenn Heights
		6 km =3.7 mi,  305°
305°
• Hutchins
		17 km =10.6 mi,  30°
30°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016