Apparent longitude
Apparent longitude is celestial longitude corrected for aberration and nutation as opposed to mean longitude. Apparent longitude is used in the definition of equinox and solstice.
Apparent longitude is celestial longitude corrected for aberration and nutation as opposed to mean longitude. Apparent longitude is used in the definition of equinox and solstice.
Apparent longitude is celestial longitude corrected for aberration and nutation as opposed to mean longitude. Apparent longitude is used in the definition of equinox and solstice.
Source: Wikipedia "Apparent longitude" · CC BY-SA 4.0
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