Night Light of Saint-Jean-sur-Richelieu (Quebec) from space (Canada) Src. Average luminocity for 10x10km area is 59.019% and for 50x50km: 20.7276%.
Square area 10x10 km:
 15.08%
 17.78%
 4.29%
 4.76%
 6.03%
 3.81%
 11.11%
 8.1%
 15.56%
 12.86%
 0.63%Square area 50x50 km:
 5.07%
 4.81%
 1.67%
 1.86%
 1.62%
 2.01%
 3.67%
 2.99%
 5.44%
 6.57%
 64.29%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
45° 47' 58.2" North, 73° 57' 56.6" West
45° 18' 25.7" North, 73° 15' 45.3" West
44° 48' 37.7" North, 72° 33' 34.1" West
Some cities around Saint-Jean-sur-Richelieu sort by population:
• Brossard
		22.5 km =14 mi, 
315°
• Chambly
		16 km =9.9 mi, 
354°
• La Prairie
		22.1 km =13.7 mi, 
303°
• Candiac
		21.5 km =13.4 mi, 
293°
• Carignan
		16.1 km =10 mi, 
349°
• Farnham
		22.1 km =13.7 mi, 
96°
• Marieville
		15.9 km =9.9 mi, 
28°
• Richelieu
		15.2 km =9.4 mi, 
4°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016