Night Light of Boulder (Colorado) from space (United States) Src. Average luminocity for 10x10km area is 49.0097% and for 50x50km: 24.3424%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
40° 33' 4.9" North, 105° 58' 25.2" West
40° 0' 54" North, 105° 16' 14" West
39° 28' 27.7" North, 104° 34' 2.7" West
Some cities around Boulder sort by population:
• Longmont
22.2 km =13.8 mi, 40°
• Broomfield
18.9 km =11.7 mi, 123°
• Lafayette
15.6 km =9.7 mi, 98°
• Erie
19.2 km =11.9 mi, 78°
• Louisville
12.5 km =7.8 mi, 109°
• Superior
11.1 km =6.9 mi, 128°
• Gunbarrel
10 km =6.2 mi, 57°
• Shaw Heights
26.5 km =16.5 mi, 132°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016