Night Light of Four Corners (Texas) from space (United States) Src. Average luminocity for 10x10km area is 93.5992% and for 50x50km: 71.443%.
Square area 10x10 km:
 36.71%
 36.71% 38.69%
 38.69% 10.12%
 10.12% 11.71%
 11.71% 2.78%
 2.78% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0% 0%
 0%Square area 50x50 km:
 28.95%
 28.95% 18.62%
 18.62% 8.55%
 8.55% 7.77%
 7.77% 6.28%
 6.28% 4.18%
 4.18% 3.6%
 3.6% 3.04%
 3.04% 4.63%
 4.63% 6.44%
 6.44% 7.95%
 7.95%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
30° 16' 39.5" North, 96° 21' 39.1" West
29° 40' 6.9" North, 95° 39' 27.8" West
29° 3' 20.8" North, 94° 57' 16.6" West
Some cities around Four Corners sort by population:
• Alief
		7.6 km =4.7 mi,  51°
51°
• Sugar Land
		5.9 km =3.7 mi,  157°
157°
• Mission Bend
		2.9 km =1.8 mi,  346°
346°
• Stafford
		11.3 km =7 mi,  121°
121°
• Cinco Ranch
		12.4 km =7.7 mi,  308°
308°
• Pecan Grove
		8.6 km =5.3 mi,  236°
236°
• New Territory
		8.6 km =5.3 mi,  195°
195°
• Greatwood
		12.8 km =8 mi,  187°
187°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016