Night Light of Ulan Bator (Ulaanbaatar) from space (Mongolia) Src. Average luminocity for 10x10km area is 75.4063% and for 50x50km: 9.3645%.
Square area 10x10 km:
 33.38%
 17.19%
 6.39%
 6.53%
 7.81%
 3.27%
 8.24%
 5.54%
 10.8%
 0.85%
 0%Square area 50x50 km:
 1.88%
 1.7%
 0.84%
 0.87%
 1.15%
 1.3%
 1.82%
 1.14%
 2.71%
 4.99%
 81.6%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
48° 22' 36.8" North, 106° 10' 48.4" East
47° 54' 27.8" North, 106° 52' 59.7" East
47° 26' 3.3" North, 107° 35' 10.9" East
Some cities around Ulan Bator sort by population:
• Erdenet
		241.4 km =150 mi, 
301°
• Darhan
		189.2 km =117.6 mi, 
338°
• Sühbaatar
		263 km =163.4 mi, 
349°
• Dzüünharaa
		109.6 km =68.1 mi, 
343°
• Зуунмод
		22.9 km =14.2 mi, 
166°
• Mandalgovi
		243 km =151 mi, 
191°
• Dzuunmod
		22.9 km =14.2 mi, 
166°
• Choyr
		205.1 km =127.4 mi, 
146°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016