Night Light of Helena (Montana) from space (United States) Src. Average luminocity for 10x10km area is 40.2472% and for 50x50km: 2.5132%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
47° 4' 25.4" North, 112° 44' 21.3" West
46° 35' 33.8" North, 112° 2' 10" West
46° 6' 26.6" North, 111° 19' 58.8" West
Some cities around Helena sort by population:
• Missoula
152.4 km =94.7 mi, 281°
• Great Falls
115.3 km =71.6 mi, 28°
• Bozeman
127.3 km =79.1 mi, 142°
• Butte
75.9 km =47.2 mi, 210°
• Butte-Silver Bow (Balance)
90.4 km =56.2 mi, 211°
• Anaconda
86.6 km =53.8 mi, 233°
• Belgrade
112.3 km =69.8 mi, 143°
• Livingston
153.7 km =95.5 mi, 132°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016