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abstraction > mathematical concept > number > quantity > angle > elongation > planetary elongation > planetary elongation event > conjunction
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conjunction comparison table
Subject has definition
occultationThe cutoff of the light from a celestial body caused by its passage behind another object.
occultation phaseA phase during the occultation of a celestial body

Next planetary elongation eventgreatest elongation    Upplanetary elongation event    Previous planetary elongation eventquadrature