Longitude

Business / Real Estate / Longitude: Distance measured east or west on the earths surface, measured by the angle which the meridian through a place makes with some standard meridian, as that of Greenwich, Great Britain or Paris, France. Longitude may be measured in time (longitude in time) or in degrees (longitude in arc).

Longitude, Geographical Or Terrestrial

Science / Astrology / Longitude, Geographical Or Terrestrial: The distance in arc a given point on Earth lies east or west of the prime meridian, which passes through Greenwich, England (0° longitude). Geographical longitude is measured from 0° to 180°. See a MORE

Longitude, Celestial

Science / Astrology / Longitude, Celestial: The distance in degrees (arc) from 0° Aries eastward to any given point that intersects the ecliptic. Celestial longitude is measured from 0° to 360°. For example, 10° Taurus is expressed astronom MORE

Longitude, Zodiacal

Science / Astrology / Longitude, Zodiacal: The position of a given point along the ecliptic expressed in terms of the zodiac. MORE

Equinoxes

Science / Tides and Currents / Equinoxes: The two points in the celestial sphere where the celestial equator intersects the ecliptic; also, the times when the Sun crosses the equator at these points. The vernal equinox is the point where the MORE

Latitude

Entertainment / Photography / Latitude: Degree by which exposure can be varied and still produce an acceptable image. The degree of latitude varies by film type. Faster films tend to have greater latitude than slower films. MORE

Node Cycle

Science / Tides and Currents / Node Cycle: Period of approximately 18.61 Julian years required for the regression of the Moon's nodes to complete a circuit of 360° of longitude. It is accompanied by a corresponding cycle of changing inclinati MORE

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