Night Light of Xianyang (Shaanxi) from space (China) Src. Average luminocity for 10x10km area is 87.3095% and for 50x50km: 43.0486%.
Square area 10x10 km:
 23.63%
 27.47%
 21.98%
 13.74%
 9.34%
 3.85%
 0%
 0%
 0%
 0%
 0%Square area 50x50 km:
 11.86%
 7.76%
 6.72%
 7.42%
 5.39%
 5.1%
 3.71%
 3.59%
 5.05%
 10.19%
 33.22%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
34° 54' 58.9" North, 107° 59' 58.2" East
34° 20' 16" North, 108° 42' 9.4" East
33° 45' 18.7" North, 109° 24' 20.7" East
Some cities around Xianyang sort by population:
• Xi’an
		22.6 km =14 mi, 
113°
• Huayin
		127.6 km =79.3 mi, 
78°
• Tongchuanshi
		89.1 km =55.4 mi, 
23°
• Weinan
		76.2 km =47.3 mi, 
76°
• Guozhen
		123.4 km =76.7 mi, 
271°
• Lintong
		46.7 km =29 mi, 
84°
• Yanliang
		60 km =37.3 mi, 
53°
• Yuxia
		31.5 km =19.6 mi, 
192°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016