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)

Sources:

• Moon Texture: Planetary Maps by Steve Albers, processed by Jens Meyer
• Constellation Lines: Dan Bruton, Star Chart

Instructions:

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