Night Light of Ambattūr (Tamil Nadu) from space (India) Src. Average luminocity for 10x10km area is 98.0411% and for 50x50km: 63.3018%.
Square area 10x10 km:
 62.34%
 29.87%
 7.36%
 0.43%
 0%
 0%
 0%
 0%
 0%
 0%
 0%Square area 50x50 km:
 16.01%
 15.65%
 15.22%
 5.35%
 7.9%
 8.6%
 5.04%
 3.89%
 4.41%
 5.58%
 12.35%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
13° 46' 55.3" North, 79° 27' 30.2" East
13° 5' 53.4" North, 80° 9' 41.5" East
12° 24' 44.7" North, 80° 51' 52.7" East
Some cities around Ambattūr sort by population:
• Āvadi
		5.9 km =3.7 mi, 
288°
• Poonamalle
		7.5 km =4.7 mi, 
222°
• Saint Thomas Mount
		11.2 km =7 mi, 
160°
• Porur
		7 km =4.3 mi, 
182°
• Nāravārikuppam
		10.7 km =6.6 mi, 
13°
• Chetput
		9.1 km =5.7 mi, 
110°
• Manappakkam
		9.7 km =6 mi, 
175°
• Vellānūr
		8.9 km =5.5 mi, 
318°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016