Night Light of Tarko-Sale (Yamalo-Nenets) from space (Russia) Src. Average luminocity for 10x10km area is 10.6686% and for 50x50km: 0.9677%.
Square area 10x10 km:
 3.52%
 3.33%
 0%
 0.29%
 0.86%
 0%
 0%
 0%
 0%
 6.76%
 85.24%Square area 50x50 km:
 0.14%
 0.14%
 0.11%
 0.13%
 0.13%
 0.15%
 0.16%
 0.01%
 0.08%
 0.33%
 98.62%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
65° 12' 45.1" North, 77° 4' 17.2" East
64° 54' 58" North, 77° 46' 28.5" East
64° 36' 58.9" North, 78° 28' 39.7" East
Some cities around Tarko-Sale sort by population:
• Noyabrsk
		222.7 km =138.4 mi, 
210°
• Novyy Urengoy
		140 km =87 mi, 
337°
• Muravlenko
		200.4 km =124.5 mi, 
231°
• Gubkinskiy
		80.8 km =50.2 mi, 
228°
• Pangody
		184.3 km =114.5 mi, 
304°
• Urengoy
		119.9 km =74.5 mi, 
13°
• Purpe
		70.8 km =44 mi, 
226°
• Korotchaevo
		112.4 km =69.8 mi, 
10°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016