Älta night lights from space
Night Light of Älta (Stockholm) from space (Sweden) Src. Average luminocity for 10x10km area is 74.3918% and for 50x50km: 33.9307%.
Analysis of Älta night lights 2016
Square area 10x10 km:
100 
23.7%
90-99 21.54%
80-89 7.25%
70-79 7.68%
60-69 6.93%
50-59 4.22%
40-49 10.28%
30-39 16.88%
20-29 1.41%
10-19 0.11%
0-9 0%
23.7%90-99
21.54%80-89
7.25%70-79
7.68%60-69
6.93%50-59
4.22%40-49
10.28%30-39
16.88%20-29
1.41%10-19
0.11%0-9
0%Square area 50x50 km:
100 10.53%
90-99 8.67%
80-89 2.49%
70-79 3.13%
60-69 2.76%
50-59 3%
40-49 4.43%
30-39 4.13%
20-29 6.01%
10-19 11.19%
0-9 43.65%
10.53%90-99
8.67%80-89
2.49%70-79
3.13%60-69
2.76%50-59
3%40-49
4.43%30-39
4.13%20-29
6.01%10-19
11.19%0-9
43.65%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
59° 37' 26.8" North, 17° 28' 48.8" East
59° 16' 0" North, 18° 10' 60" East
58° 54' 19.6" North, 18° 53' 11.3" East
Some cities around Älta sort by population:
• Södermalm
8 km =5 mi, 
310°
• Östermalm
9.8 km =6.1 mi, 
325°
• Nacka
5 km =3.1 mi, 
347°
• Boo
9.3 km =5.8 mi, 
37°
• Årsta
8.3 km =5.2 mi, 
294°
• Saltsjöbaden
6.9 km =4.3 mi, 
74°
• Fisksätra
4.9 km =3 mi, 
55°
• Brevik
9.3 km =5.8 mi, 
5°
2726394 (p: 9,274)
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016