Login Preferences
About News Publications Statistics Downloads API Guide License How to use Preferences
bn:15145210n
Noun Concept
Categories: Scales, Light pollution, Amateur astronomy
EN
Bortle scale  Bortle Dark-Sky Scale  Bortle Dark Sky scale  Bortle  Bortle ranking
EN
The Bortle scale is a nine-level numeric scale that measures the night sky's brightness of a particular location. Wikipedia
Definitions
Relations
Sources
EN
The Bortle scale is a nine-level numeric scale that measures the night sky's brightness of a particular location. Wikipedia
A scale of night sky brightness. Wikidata
A nine-level numeric scale that measures the night sky's brightness of a particular location. Wiktionary
DISCOVERER OR INVENTOR
John E. Bortle
NAMED AFTER
John E. Bortle
Wikipedia
EN
Bortle scale
Wikidata
EN
Bortle Dark-Sky Scale
Wiktionary
EN
Bortle scale
Wikipedia Redirections
EN
Bortle, Bortle Dark-Sky Scale, Bortle Dark Sky scale, Bortle Dark Sky Scale, Bortle dark sky scale, Bortle ranking, Bortle rating, Bortle Scale, Bortle Sky Class
Wikidata Alias
EN
Bortle scale

Please note that, in order to improve your browsing experience on this website, BabelNet® uses various types of cookies, including: browsing functionality, performance and statistical cookies.

By continuing to browse the site you are agreeing to our use of cookies. OK

License