Commerce City, CO Night Sky Brightness
How dark is the sky in Commerce City, CO?
Commerce City reads as suburban edge on this dataset's scale. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. Only 34.1% of the 3,206 cities measured here read darker than Commerce City.
Worth remembering: this is satellite radiance, not a ground observation. A true Bortle rating needs a human eye at night, this is the closest large-scale substitute, covered fully in the Bortle scale guide.
The nearest darker sky to Commerce City
The closest place in this dataset with a meaningfully darker sky is Aurora, CO, roughly 13 miles away in a straight line, rated rural. Road distance will be more.
Aurora, CO is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Commerce City against the rest of the dataset
Commerce City, CO has a population of about 70,245, one of 3,206 US cities of 10,000 or more residents in this dataset. Ranked against the other 3,206 cities here by the methodology guide's own sampling, Commerce City comes in at 1,087, darkest to brightest.