Night Light of Pyeongchang (Gangwon-do) from space (South Korea) Src. Average luminocity for 10x10km area is 2.2321% and for 50x50km: 3.375%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
37° 55' 37.2" North, 127° 41' 23.8" East
37° 22' 13" North, 128° 23' 35" East
36° 48' 33.9" North, 129° 5' 46.3" East
Some cities around Pyeongchang sort by population:
• Wŏnju
39.6 km =24.6 mi, 266°
• Gangneung
59.9 km =37.2 mi, 44°
• Tonghae
65.9 km =40.9 mi, 72°
• Eisen
64.5 km =40.1 mi, 160°
• Hongch’ŏn
57.3 km =35.6 mi, 308°
• T’aebaek
57 km =35.4 mi, 112°
• Yeoju
67.6 km =42 mi, 262°
• Neietsu
21.7 km =13.5 mi, 162°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016