Night Light of Jiayuguan (Gansu) from space (China) Src. Average luminocity for 10x10km area is 62.6803% and for 50x50km: 8.3633%.
Square area 10x10 km:
11.56%
12.76%
9.01%
18.37%
6.12%
4.25%
9.01%
9.52%
11.22%
7.14%
1.02%Square area 50x50 km:
0.91%
1.03%
0.73%
2.68%
0.65%
0.67%
1.18%
1.45%
2.44%
6.75%
81.5%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 20' 57.1" North, 97° 34' 59" East
39° 48' 40.4" North, 98° 17' 10.2" East
39° 16' 8.3" North, 98° 59' 21.5" East
Some cities around Jiayuguan sort by population:
• Xining
466.2 km =289.7 mi,
139°
• Wuwei
430.6 km =267.6 mi,
119°
• Jinchang
367 km =228 mi,
113°
• Hami
521.7 km =324.2 mi,
310°
• Zhangye
210.1 km =130.6 mi,
117°
• Laojunmiao
47.3 km =29.4 mi,
272°
• Jiuquan
21.2 km =13.2 mi,
110°
• Hovd, MN
627.8 km =390.1 mi,
30°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016