Night Light of Petlād (Gujarat) from space (India) Src. Average luminocity for 10x10km area is 23.392% and for 50x50km: 24.6741%.
Square area 10x10 km:
 0.57%
 2.46%
 2.84%
 0.38%
 1.89%
 3.6%
 4.73%
 7.01%
 4.92%
 60.23%
 11.36%Square area 50x50 km:
 0.62%
 3.3%
 2.3%
 2.14%
 3.7%
 6.58%
 7.09%
 7.4%
 9.15%
 13.5%
 44.23%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
23° 7' 30" North, 72° 5' 48.6" East
22° 28' 36.5" North, 72° 47' 59.8" East
21° 49' 32.1" North, 73° 30' 11.1" East
Some cities around Petlād sort by population:
• Nadiād
		24.9 km =15.5 mi, 
14°
• Anand
		18 km =11.2 mi, 
62°
• Borsad
		12.7 km =7.9 mi, 
127°
• Chaklāsi
		24.6 km =15.3 mi, 
37°
• Vallabh Vidyanagar
		12 km =7.5 mi, 
58°
• Karamsad
		12.9 km =8 mi, 
55°
• Sojītra
		10.7 km =6.6 mi, 
309°
• Vasa
		21 km =13 mi, 
347°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016