Night Light of Omigawa (Chiba) from space (Japan) Src. Average luminocity for 10x10km area is 15.6643% and for 50x50km: 13.3762%.
Square area 10x10 km:
 0.17%
 0.17% 0.52%
 0.52% 0.7%
 0.7% 0.17%
 0.17% 3.85%
 3.85% 2.97%
 2.97% 5.07%
 5.07% 3.15%
 3.15% 10.14%
 10.14% 17.31%
 17.31% 55.94%
 55.94%Square area 50x50 km:
 1.22%
 1.22% 1.82%
 1.82% 0.91%
 0.91% 1.31%
 1.31% 1.82%
 1.82% 2.24%
 2.24% 2.82%
 2.82% 2.74%
 2.74% 4.7%
 4.7% 9.66%
 9.66% 70.76%
 70.76%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
36° 25' 4.3" North, 139° 54' 48.8" East
35° 51' 0" North, 140° 37' 0" East
35° 16' 40.9" North, 141° 19' 11.3" East
Some cities around Omigawa sort by population:
• Narita
		28 km =17.4 mi,  254°
254°
• Katori-shi
		11.8 km =7.3 mi,  296°
296°
• Kashima-shi
		13.1 km =8.1 mi,  11°
11°
• Sawara
		11.1 km =6.9 mi,  289°
289°
• Asahi
		15.1 km =9.4 mi,  168°
168°
• Hasaki
		23.5 km =14.6 mi,  123°
123°
• YĆkaichiba
		17.7 km =11 mi,  199°
199°
• Itako
		11 km =6.8 mi,  327°
327°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016