Arkansas Affiliate of the International Dark Sky Association

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  • Welcome
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  • Learn
    • Responsible Lighting
    • Light Trespass Problems?
    • Over-Lighting
    • Security Lighting Reality
    • Street Lighting, The Security Myth
    • Sky Glow Lingo Tutorial
    • Lighting Glossary
    • Birds and Light Pollution
    • Municipal Environmental Survey 2020
    • ANSA Model City Ordinance (LR)
    • Videos
    • Educator Resources
    • Observing 101
  • You and Nature at Night
  • Natural State Skies
    • Stella’s Observation Sites
    • Stella’s Host Facility Map
    • Local Astronomy Clubs
    • Arkansas Sky Conditions
    • Buffalo River Dark Sky Park
    • Arkansas Skies – Photo Gallery
  • Library Telescopes
    • Library Telescope Guide
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The Bortle Scale

Image

Image credit: The Bortle Dark Sky Scale according to the Big Sky Astronomy Club, via

http://www.bigskyastroclub.org/lp_bortle.html
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