Night Light of Trois-Rivières (Quebec) from space (Canada) Src. Average luminocity for 10x10km area is 61.3973% and for 50x50km: 8.6976%.
Square area 10x10 km:
 18.9%
 18.3%
 4.32%
 5.95%
 5.36%
 4.17%
 5.95%
 9.52%
 12.65%
 12.95%
 1.93%Square area 50x50 km:
 1.26%
 1.62%
 0.55%
 0.97%
 0.98%
 0.87%
 1.34%
 1.55%
 2.65%
 6.35%
 81.88%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
46° 49' 42.1" North, 73° 15' 3" West
46° 20' 42.5" North, 72° 32' 51.7" West
45° 51' 27.4" North, 71° 50' 40.5" West
Some cities around Trois-Rivières sort by population:
• Drummondville
		51.6 km =32.1 mi, 
174°
• Sorel-Tracy
		55.1 km =34.2 mi, 
232°
• Shawinigan
		29.1 km =18.1 mi, 
327°
• Sainte-Catherine
		3.3 km =2.1 mi, 
205°
• Bécancour
		8.9 km =5.5 mi, 
92°
• Louiseville
		31.8 km =19.8 mi, 
251°
• Princeville
		55.2 km =34.3 mi, 
110°
• Nicolet
		15.2 km =9.4 mi, 
200°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016