Gahanna, OH Night Sky Brightness
How dark is the sky in Gahanna, OH?
Gahanna's sky measures suburban edge here. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. Only 29.1% of the 3,206 cities measured here read darker than Gahanna.
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.
Where to go for a darker sky near Gahanna
9 miles from Gahanna, straight-line, sits Pataskala, OH, the nearest city here with a darker sky than Gahanna's own suburban edge band.
Pataskala, OH is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Gahanna against the rest of the dataset
About 35,544 people live in Gahanna, OH, sized enough to appear in this dataset of 3,206 incorporated US cities. Ranked against the other 3,206 cities here by the methodology guide's own sampling, Gahanna comes in at 929, darkest to brightest.