Ries night lights from space
Night Light of Ries (Styria) from space (Austria) Src. Average luminocity for 10x10km area is 39.5526% and for 50x50km: 6.396%.
Analysis of Ries night lights 2016
Square area 10x10 km:
100 
7.53%
90-99 13.35%
80-89 2.41%
70-79 4.69%
60-69 3.27%
50-59 3.69%
40-49 5.68%
30-39 5.26%
20-29 8.24%
10-19 16.05%
0-9 29.83%
7.53%90-99
13.35%80-89
2.41%70-79
4.69%60-69
3.27%50-59
3.69%40-49
5.68%30-39
5.26%20-29
8.24%10-19
16.05%0-9
29.83%Square area 50x50 km:
100 0.8%
90-99 1.22%
80-89 0.52%
70-79 0.79%
60-69 0.76%
50-59 0.97%
40-49 0.96%
30-39 1.02%
20-29 1.84%
10-19 3.87%
0-9 87.27%
0.8%90-99
1.22%80-89
0.52%70-79
0.79%60-69
0.76%50-59
0.97%40-49
0.96%30-39
1.02%20-29
1.84%10-19
3.87%0-9
87.27%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 33' 35.2" North, 14° 46' 54.8" East
47° 4' 59.3" North, 15° 29' 6" East
46° 36' 8" North, 16° 11' 17.3" East
Some cities around Ries sort by population:
• Graz
3.2 km =2 mi, 
235°
• Jakomini
4.2 km =2.6 mi, 
219°
• Gries
5.2 km =3.2 mi, 243°
• Geidorf
3.1 km =1.9 mi, 
271°
• Sankt Leonhard
2.6 km =1.6 mi, 
233°
• Sankt Peter
3.9 km =2.4 mi, 
200°
• Waltendorf
2.3 km =1.4 mi, 217°
• Mariatrost
2.2 km =1.4 mi, 
31°
2767426 (p: 5,819)
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016