Night Light of Mariinsk (Kemerovo Oblast) from space (Russia) Src. Average luminocity for 10x10km area is 33.7356% and for 50x50km: 1.6067%.
Square area 10x10 km:
 5.62%
 7.42%
 2.27%
 6.94%
 5.74%
 1.91%
 1.44%
 0.72%
 7.3%
 36.84%
 23.8%Square area 50x50 km:
 0.22%
 0.3%
 0.1%
 0.29%
 0.25%
 0.15%
 0.11%
 0.03%
 0.29%
 1.71%
 96.53%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
56° 36' 10.4" North, 87° 2' 38.8" East
56° 12' 50" North, 87° 44' 50" East
55° 49' 15.2" North, 88° 27' 1.3" East
Some cities around Mariinsk sort by population:
• Tyazhinskiy
		49.2 km =30.6 mi, 
102°
• Yaya
		80.8 km =50.2 mi, 
269°
• Dubinino
		106.7 km =66.3 mi, 
128°
• Tisul’
		61.3 km =38.1 mi, 
145°
• Zyryanskoye
		97.1 km =60.3 mi, 
314°
• Izhmorskiy
		68.4 km =42.5 mi, 
267°
• Verkh-Chebula
		21.8 km =13.5 mi, 
200°
• Tyukhtet
		102.9 km =63.9 mi, 
69°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016