Night Light of Jinchang (Gansu) from space (China) Src. Average luminocity for 10x10km area is 53.4091% and for 50x50km: 3.3158%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
39° 2' 55.6" North, 101° 29' 26.4" East
38° 30' 2.2" North, 102° 11' 37.6" East
37° 56' 53.7" North, 102° 53' 48.9" East
Some cities around Jinchang sort by population:
• Lanzhou
308.3 km =191.6 mi, 151°
• Xining
212 km =131.7 mi, 190°
• Wuwei
74.4 km =46.2 mi, 149°
• Yinchuan
355 km =220.6 mi, 90°
• Linxia Chengguanzhen
334.8 km =208 mi, 164°
• Baiyin
278.5 km =173.1 mi, 141°
• Zhangye
158.6 km =98.5 mi, 287°
• Jiuquan
345.9 km =214.9 mi, 293°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016