Night Light of Saint-Hyacinthe (Quebec) from space (Canada) Src. Average luminocity for 10x10km area is 48.4879% and for 50x50km: 10.121%.
Square area 10x10 km:
 13.03%
 12.42%
 2.12%
 4.7%
 4.55%
 4.39%
 3.03%
 6.82%
 19.55%
 28.03%
 1.36%Square area 50x50 km:
 1.12%
 1.59%
 0.75%
 1.09%
 1.41%
 1.32%
 1.62%
 1.81%
 3.61%
 7.43%
 78.24%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
46° 7' 13" North, 73° 39' 36.4" West
45° 37' 50.7" North, 72° 57' 25.2" West
45° 8' 12.9" North, 72° 15' 13.9" West
Some cities around Saint-Hyacinthe sort by population:
• Granby
		31 km =19.3 mi, 
145°
• Chambly
		32.3 km =20.1 mi, 
231°
• Beloeil
		20.6 km =12.8 mi, 
250°
• Mont-Saint-Hilaire
		19.3 km =12 mi, 
247°
• Otterburn Park
		22.9 km =14.2 mi, 
241°
• Marieville
		27.3 km =17 mi, 
216°
• Richelieu
		30.7 km =19.1 mi, 
227°
• Acton Vale
		30.5 km =19 mi, 
85°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016