Sagara night lights from space
Night Light of Sagara (Shizuoka) from space (Japan) Src. Average luminocity for 10x10km area is 11.6678% and for 50x50km: 12.3684%.
Analysis of Sagara night lights 2016
Square area 10x10 km:
100 
0%
90-99 0.7%
80-89 1.4%
70-79 0.52%
60-69 1.57%
50-59 0.7%
40-49 2.62%
30-39 1.57%
20-29 2.45%
10-19 16.08%
0-9 72.38%
0%90-99
0.7%80-89
1.4%70-79
0.52%60-69
1.57%50-59
0.7%40-49
2.62%30-39
1.57%20-29
2.45%10-19
16.08%0-9
72.38%Square area 50x50 km:
100 0.41%
90-99 1.52%
80-89 1.44%
70-79 1.89%
60-69 1.96%
50-59 2.71%
40-49 2.39%
30-39 1.69%
20-29 4.57%
10-19 11.95%
0-9 69.46%
0.41%90-99
1.52%80-89
1.44%70-79
1.89%60-69
1.96%50-59
2.71%40-49
2.39%30-39
1.69%20-29
4.57%10-19
11.95%0-9
69.46%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
35° 15' 40.2" North, 137° 30' 5.4" East
34° 41' 6.1" North, 138° 12' 16.6" East
34° 6' 17.4" North, 138° 54' 27.9" East
Some cities around Sagara sort by population:
• Fujieda
21 km =13 mi, 
15°
• Yaizu
23 km =14.3 mi, 
27°
• Kakegawa
19.4 km =12.1 mi, 
297°
• Shimada
14.8 km =9.2 mi, 
352°
• Fukuroi
27.3 km =17 mi, 
285°
• Ōyama
9.1 km =5.7 mi, 
172°
• Kanaya
16.6 km =10.3 mi, 
334°
• Mori
29.8 km =18.5 mi, 303°
1853280 (p: 25,922)
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016