Moon (moon of Earth)

Document v1 · published by Koskamo · updated 2026-10-04

Moon is a natural satellite of Earth in the NASA/JPL Solar System Dynamics planetary satellite tables.

Planet: Earth
Satellite: Moon
Satellite code: 301
GM: 4902.800 ± 0.001 km³/s² (ephemeris DE440)
Mean Radius: 1737.4 ± 0.1 km (reference 1)
Mean Density: 3.344 ± 0.001 g/cm³ (NASA note: Mean Density is derived from the specified GM and Mean Radius.)
Ephemeris: DE405/LE405
Reference frame: ecliptic
Epoch (TDB): 2000-01-01.5
Semi-major axis a: 384400. km
Eccentricity e: 0.0554
Argument of periapsis ω: 318.15 deg
Mean anomaly M: 135.27 deg
Inclination i: 5.16 deg
Longitude of ascending node: 125.08 deg
Sidereal period P: 27.322 days
Argument of periapsis precession period: 5.997 yr
Longitude of ascending node precession period: 18.600 yr
Mean elements reference: n/a

Source and provenance

Original source: ssd.jpl.nasa.gov
Published on Koskamo by: Koskamo
Citation version: Document v1
Reuse: NASA/JPL Solar System Dynamics planetary satellite mean elements and physical parameters (ssd.jpl.nasa.gov/sats), a work of the US government (public domain in the United States)

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Version history

Published by Koskamo2026-10-04
Version 1