Analemma Society Programs

  • Roll-Top Observatory

    The Roll-Top observatory holds free public observing every Friday night, weather permitting. 

  • Looking into the Sky

    Analemma Society in cooperation with Fairfax County Park Authority is in the process of upgrading the Remote Accessed Telescope Observatory (RATO) for astronomical imaging.

  • RATO

    Analemma Society uses the RATO observatory.  The Roll-Top Observatory complements this for public observing made available through Fairfax County Park Authority for astronomical observing events and educational classes.

  • Roll-Top Observatory

    Fairfax County Park Authority opened the new Roll-Top observatory and classrooms in September 2011.  The facility is now used extensively for Fairfax County Park Programs and Analemma Society Friday night observing and educational programs.

  • Veil Nebula

    The Analemma Society was founded in 1998 to foster science through astronomy.  Star-Gazing at the moon, stars, and deep sky objects is a regular public event.

  • M13 Globular Cluster

    Analemma Society has educational programs throughout the year to dexplain astronomical objects and their relevance to our lives.

  • Public Observing

    The Analemma Society hosts free public observing of the heavens each Friday night, weather permitting

The Analemma Society is located in Great Falls, Virginia at the Turner Farm Park maintained by the Fairfax County Park Authority (FCPA).  In cooperation with the FCPA, the Analemma Society occupies a portion of the Turner Farm Park, known as Observatory Park. We're just off Springvale Road.

ObservatoryPark Layout July2022