Night Light of Ariyalūr (Tamil Nadu) from space (India) Src. Average luminocity for 10x10km area is 40.9307% and for 50x50km: 10.0162%.
Square area 10x10 km:
 0.87%
 5.19%
 7.79%
 5.63%
 6.28%
 7.79%
 12.77%
 8.87%
 13.2%
 27.92%
 3.68%Square area 50x50 km:
 0.14%
 1.05%
 1.2%
 0.67%
 0.88%
 1.69%
 2.98%
 3.02%
 3.89%
 8.41%
 76.05%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
11° 49' 39.1" North, 78° 22' 20.8" East
11° 8' 18.6" North, 79° 4' 32" East
10° 26' 52.1" North, 79° 46' 43.3" East
Some cities around Ariyalūr sort by population:
• Jayamkondacholapuram
		32.5 km =20.2 mi, 
75°
• Perambalur
		23.5 km =14.6 mi, 
296°
• Papanasam
		31.7 km =19.7 mi, 
137°
• Ayyampettāi
		28.7 km =17.8 mi, 
156°
• Thiruvaiyaru
		28.5 km =17.7 mi, 
173°
• Pullambādi
		28.4 km =17.6 mi, 
219°
• Swāmimalai
		34.2 km =21.3 mi, 
126°
• Māttūr
		24.6 km =15.3 mi, 
34°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016