Night Light of Gummidipundi (Tamil Nadu) from space (India) Src. Average luminocity for 10x10km area is 66.7872% and for 50x50km: 26.6582%.
Square area 10x10 km:
 1.86%
 12.4%
 27.69%
 8.47%
 11.98%
 13.64%
 11.16%
 8.06%
 3.93%
 0.83%
 0%Square area 50x50 km:
 1.08%
 3.7%
 6.68%
 2.82%
 4.12%
 6.23%
 5.32%
 4.84%
 6.49%
 12.93%
 45.78%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
14° 5' 26.2" North, 79° 24' 20.4" East
13° 24' 27.5" North, 80° 6' 31.6" East
12° 43' 21.8" North, 80° 48' 42.9" East
Some cities around Gummidipundi sort by population:
• Kattivākkam
		30.9 km =19.2 mi, 
133°
• Manali
		31.8 km =19.8 mi, 
147°
• Ponneri
		12.1 km =7.5 mi, 
129°
• Mīnjūr
		21.5 km =13.4 mi, 
131°
• Nāravārikuppam
		25.4 km =15.8 mi, 
161°
• Chinnasekkadu
		31.8 km =19.8 mi, 
149°
• Puduvāyal
		9.5 km =5.9 mi, 
155°
• Vellānūr
		27.8 km =17.3 mi, 
180°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016