Meridian

Of great circle.   May also be referred to as line of longitude.

An imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator; "all points on the same meridian have the same longitude".

This concept's ID is @1~45975

Contains

  • prime meridian 1 facts

    Meridian at zero degree longitude from which east and west are reckoned (usually...

  • observer's meridian 0 facts

    A meridian that passes through the observer's zenith.

  • magnetic meridian 0 facts

    An imaginary line passing through both magnetic poles of the Earth.

  • dateline 0 facts

    An imaginary line on the surface of the earth following (approximately) the 180th meri...