1 article for "Mark"

A term used by Llewellyn George for the equivalent of noon or midnight at Greenwich in the local mean time of the place for which a Figure is cast. By this means the ephemeral places of the planets are corrected by the amount of time the birth moment precedes or follows the noon or midnight Mark — depending on whether the Ephemeris is for noon or midnight.

See also:
♦ Hermes ♦ Ephemerides