Night Light of Changyŏn (Hwanghae-namdo) from space (North Korea) Src. Average luminocity for 10x10km area is 0% and for 50x50km: 0.0956%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
38° 48' 3.2" North, 124° 23' 34.8" East
38° 15' 3" North, 125° 5' 46" East
37° 41' 47.7" North, 125° 47' 57.3" East
Some cities around Changyŏn sort by population:
• Namp’o
60.5 km =37.6 mi, 26°
• Sariwŏn
64.2 km =39.9 mi, 63°
• Haeju
58.9 km =36.6 mi, 113°
• Ongjin
42.1 km =26.2 mi, 146°
• Chaeryŏng-ŭp
48.2 km =30 mi, 69°
• Anak
45.2 km =28.1 mi, 50°
• Ayang-ni
59.7 km =37.1 mi, 90°
• Pyŏksŏng-ŭp
46.2 km =28.7 mi, 119°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016