File:Ecliptic plane top view.gif

DescriptionEcliptic plane top view.gif English: top view of the plane of the ecliptic (also known as the ecliptic plane) is the plane of the Earth's orbit

of the earth, as the ecliptic of reference, at the epoch t vanishes and is Q + «"»• ; [ift"]. usually ansumed as the plane is indeterminate,