Night Light of Fuyu (Heilongjiang) from space (China) Src. Average luminocity for 10x10km area is 19.7842% and for 50x50km: 0.8221%.
Square area 10x10 km:
 3.72%
 5.21%
 1.79%
 1.19%
 2.23%
 1.49%
 1.04%
 1.64%
 1.04%
 19.2%
 61.46%Square area 50x50 km:
 0.14%
 0.2%
 0.07%
 0.05%
 0.09%
 0.06%
 0.04%
 0.06%
 0.05%
 0.75%
 98.49%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
48° 16' 3.9" North, 123° 45' 15.1" East
47° 47' 51.2" North, 124° 27' 26.3" East
47° 19' 23.1" North, 125° 9' 37.6" East
Some cities around Fuyu sort by population:
• Qiqihar
		63 km =39.1 mi, 
216°
• Hulan Ergi
		90.5 km =56.2 mi, 
223°
• Nehe
		81.2 km =50.5 mi, 
20°
• Longjiang
		109.1 km =67.8 mi, 
241°
• Baiquan
		123.6 km =76.8 mi, 
99°
• Nianzishan
		121.9 km =75.7 mi, 
255°
• Gannan
		72.4 km =45 mi, 
280°
• Taikang
		104.1 km =64.7 mi, 
180°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016