Night Light of Nārāyanavanam (Andhra Pradesh) from space (India) Src. Average luminocity for 10x10km area is 25.0744% and for 50x50km: 13.3618%.
Square area 10x10 km:
 0%
 2.27%
 5.58%
 2.07%
 2.89%
 7.02%
 8.88%
 2.69%
 2.89%
 24.59%
 41.12%Square area 50x50 km:
 0.49%
 2.46%
 1.81%
 1.17%
 1.47%
 2.42%
 3.35%
 3.22%
 3.21%
 7.04%
 73.36%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
14° 6' 30.9" North, 78° 53' 8.5" East
13° 25' 32.3" North, 79° 35' 19.7" East
12° 44' 26.8" North, 80° 17' 31" East
Some cities around Nārāyanavanam sort by population:
• Tirupati
		29.6 km =18.4 mi, 
321°
• Thiruthani
		27.9 km =17.3 mi, 
173°
• Puttūr
		4.3 km =2.7 mi, 
295°
• Nagari
		11.6 km =7.2 mi, 
181°
• Renigunta
		26.4 km =16.4 mi, 
341°
• Akkarampalle
		30.9 km =19.2 mi, 
323°
• Narasingāpuram
		35.7 km =22.2 mi, 
304°
• Pallipattu
		18.3 km =11.4 mi, 
238°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016