- A set of celestial coordinates based on the celestial equator as the primary great circle. It is usually expressed as declination and an hour angle or a sidereal hour angle. Also called an equinoctial system of coordinates or a celestial equator system of coordinates. See also celestial equator.
Aviation dictionary. 2014.
Look at other dictionaries:
Equatorial coordinate system — The equatorial coordinate system is probably the most widely used celestial coordinate system, whose equatorial coordinates are: * declination (delta) * right ascension (alpha) also RA , or hour angle (H) also HA It is the most closely related to … Wikipedia
Equatorial Guinea — Equatorial Guinean. a republic in W equatorial Africa, comprising the mainland province of Río Muni and the island province of Bioko: formerly a Spanish colony. 442,516; 10,824 sq. mi. (28,034 sq. km). Cap.: Malabo. Formerly, Spanish Guinea. * *… … Universalium
Equatorial Guinea national football team — Equatorial Guinea Nickname(s) Nzalang Nacional Association Federación Ecuatoguineana de Fútbol Sub confederation UNIFFAC (Central Africa) … Wikipedia
Equatorial — has different meanings:* In geography it relates to the equator of the Earth. * In meteorology, an Equatorial climate is the type of climate experienced near the equator. * In geometry, it refers to the ring shaped outer boundary of the cross… … Wikipedia
Equatorial ridge — Equatorial ridges are a feature of at least three of Saturn s moons: the large moon Iapetus and the tiny moons Atlas and Pan. They are ridges that follow closely the moon s equator. They appear to be unique to the Saturnian system, but it is… … Wikipedia
Equatorial Guinea — <p></p> <p></p> Introduction ::Equatorial Guinea <p></p> Background: <p></p> Equatorial Guinea gained independence in 1968 after 190 years of Spanish rule. This tiny country, composed of a mainland… … The World Factbook
Equatorial bulge — An equatorial bulge is a bulge which a planet may have around its equator, distorting it into an oblate spheroid. The Earth has an equatorial bulge of 42.72 km (26.5 miles) due to its rotation: its diameter measured across the equatorial plane… … Wikipedia
Equatorial mount — An equatorial mount is a mount that has one rotational axis parallel to the Earth s axis of rotation [cite web | url = http://www.astrogea.org/soldevilla/las monturas.htm | title = LAS MONTURAS | publisher = Observatorio J. A. Soldevilla] [cite… … Wikipedia
Equatorial electrojet — thumb|400px|A snap shot of the Earth’s magnetic field at 400 Km altitude due to the ionsopheric current systems. The equatorial intensification of the magnetic field is due to Equatorial Electrojet (EEJ). EEJ peaks over Indian ocean region at… … Wikipedia
Equatorial Saki — Taxobox | name = Equatorial Saki status = LR/lc status system = iucn2.3 regnum = Animalia phylum = Chordata classis = Mammalia ordo = Primates familia = Pitheciidae genus = Pithecia species = P. aequatorialis binomial = Pithecia aequatorialis… … Wikipedia