Moon Phaser
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Moon Phaser

About Moon Phaser:

Realtime Moon positional, phase, & librations.

Uses algorithms from:

Meeus, Jean. Astronomical Algorithms
Richmond, Virg.: Willmann-Bell, 2009.
ISBN: 978-0943396613

  • Chapter 13: Transformation of Coordinates
  • Chapter 22: Nutation and the Obliquity of the Ecliptic
  • Chapter 25: Solar Coordinates
  • Chapter 47: Position of the Moon
  • Chapter 48: Illuminated Fraction of the Moon's Disk
  • Chapter 49: Phases of the Moon

  • Implementation Source Code for Meeus Algorithms

    Duffet-Smith, Peter. Practical Astronomy with Your Calculator
    Cambridge University Press; 3 edition (March 31, 1988)
    ISBN: 978-0521356992

    Duffet-Smith, Peter: Practical Astronomy with Your Calculator

    This is built as a WebGL experiment using Three.js and is expected to work in the latest versions of Google Chrome, Firefox, & Internet Explorer 11.

    See Also:

  • Moon Libration Applet
  • NASA | Moon Phase and Libration North Up 2014
  • Moon Ephemeris
  • Phases of the Moon (Android)
  • © 2014 Kevin M. Gill. All Rights Reserved.

    • Click 'Start' to begin the animation, then control with 'Pause' and 'Resume'.
    Building Solar System…