Night Light of Urengoy (Yamalo-Nenets) from space (Russia) Src. Average luminocity for 10x10km area is 4.4815% and for 50x50km: 0.9053%.
Square area 10x10 km:
 0%
 0.97%
 0.09%
 0%
 3.17%
 0.35%
 0%
 0.35%
 0.35%
 1.5%
 93.21%Square area 50x50 km:
 0.07%
 0.13%
 0.03%
 0.01%
 0.4%
 0.14%
 0.1%
 0.06%
 0.14%
 0.52%
 98.39%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
66° 15' 1" North, 77° 39' 58.2" East
65° 57' 55.8" North, 78° 22' 9.4" East
65° 40' 39.1" North, 79° 4' 20.7" East
Some cities around Urengoy sort by population:
• Novyy Urengoy
		79.5 km =49.4 mi, 
279°
• Nadym
		271.5 km =168.7 mi, 
259°
• Gubkinskiy
		191.2 km =118.8 mi, 
207°
• Tarko-Sale
		119.9 km =74.5 mi, 
193°
• Pangody
		176.7 km =109.8 mi, 
265°
• Purpe
		182.7 km =113.5 mi, 
205°
• Korotchaevo
		9.5 km =5.9 mi, 
229°
• Tazovsky
		168.1 km =104.5 mi, 
5°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016