Night Light of Gölcük (Kocaeli) from space (Turkey) Src. Average luminocity for 10x10km area is 60.1315% and for 50x50km: 18.6912%.
Square area 10x10 km:
10.55%
12.34%
7.14%
5.36%
10.55%
9.74%
22.89%
7.63%
9.42%
4.38%
0%Square area 50x50 km:
2.88%
3.48%
2.06%
2.06%
2.63%
3.01%
3.24%
2.59%
4.93%
10.89%
62.23%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
41° 14' 2.9" North, 29° 10' 8.5" East
40° 42' 11.6" North, 29° 52' 19.8" East
40° 10' 5" North, 30° 34' 31" East
Some cities around Gölcük sort by population:
• İzmit
8.4 km =5.2 mi,
35°
• Derince
7.7 km =4.8 mi,
320°
• Körfez
10.3 km =6.4 mi,
313°
• Köseköy
12 km =7.5 mi,
69°
• İhsaniye
3.4 km =2.1 mi,
246°
• Kullar
10.2 km =6.3 mi,
76°
• Bahçecik
5.3 km =3.3 mi,
137°
• Yuvacık
8.2 km =5.1 mi,
101°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016