Thebe (moon of Jupiter)

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

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

Planet: Jupiter
Satellite: Thebe
Satellite code: 514
GM: 0.03015 ± 0.01250 km³/s² (ephemeris JUP365)
Mean Radius: 49.30 ± 4.00 km (reference 1)
Mean Density: 0.9000 ± 0.4327 g/cm³ (NASA note: Mean Density is derived from the specified GM and Mean Radius.)
Ephemeris: JUP365
Reference frame: Laplace
Epoch (TDB): 2000-01-01.5
Semi-major axis a: 221900. km
Eccentricity e: 0.018
Argument of periapsis ω: 26.6 deg
Mean anomaly M: 182.1 deg
Inclination i: 1.1 deg
Longitude of ascending node: 340.4 deg
Sidereal period P: 0.676105 days
Argument of periapsis precession period: 0.398 yr
Longitude of ascending node precession period: 0.797 yr
Laplace-plane pole right ascension: 268.1 deg
Laplace-plane pole declination: 64.5 deg
Laplace-plane tilt: 0.0 deg
Mean elements reference: 29

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