Planetary Precession

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Planetary Precession

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That component of general precession caused by the effect of other planets on the equatorial protuberance of the earth, producing an eastward motion of the equinoxes along the ecliptic. See precession of the equinoxes. </dd>
Planetary precession is approximately 0.1247 second of arc per year. </dd>

References

This article is based on NASA's Dictionary of Technical Terms for Aerospace Use