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:
11.85%
10.55%
2.92%
5.84%
5.84%
11.2%
8.93%
3.08%
8.44%
17.37%
13.96%Square area 50x50 km:
4.09%
4.41%
3.8%
4.36%
3.87%
3.18%
2.65%
2.54%
5.48%
10.82%
54.77%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