Night Light of Muang Phônsavan (Xiangkhoang) from space (Laos) Src. Average luminocity for 10x10km area is 21.8988% and for 50x50km: 1.0464%.
Square area 10x10 km:
 1.86%
 5.37%
 5.79%
 0.21%
 1.45%
 1.03%
 2.48%
 5.37%
 2.89%
 9.09%
 64.46%Square area 50x50 km:
 0.07%
 0.21%
 0.29%
 0.01%
 0.06%
 0.07%
 0.13%
 0.21%
 0.11%
 0.39%
 98.44%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
20° 6' 39.7" North, 102° 29' 18.9" East
19° 26' 57.8" North, 103° 11' 30.1" East
18° 47' 6.2" North, 103° 53' 41.4" East
Some cities around Muang Phônsavan sort by population:
• Vientiane
		176.2 km =109.5 mi, 
200°
• Luang Prabang
		120.8 km =75.1 mi, 
293°
• Xam Nua
		139.7 km =86.8 mi, 
39°
• Vangviang
		97.6 km =60.6 mi, 
233°
• Pakxan
		127.3 km =79.1 mi, 
157°
• Phon Charoen, TH
		157.5 km =97.9 mi, 
180°
• Sainyabuli
		156.9 km =97.5 mi, 
262°
• Bueng Kan, TH
		130.1 km =80.8 mi, 
158°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016