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southern declination

См. также в других словарях:

  • Declination — For other uses, see Declination (disambiguation). In astronomy, declination (abbrev. dec or δ) is one of the two coordinates of the equatorial coordinate system, the other being either right ascension or hour angle. Declination in astronomy is… …   Wikipedia

  • Proxima Centauri — Coordinates: 14h 29m …   Wikipedia

  • Geomantic figures — The sixteen geomantic figures. The 16 geomantic figures are the primary symbols used in the art of divinatory geomancy. Each geomantic figure represents a certain state of the world or the mind, and can be interpreted in various ways based upon… …   Wikipedia

  • Pictor — This article refers to the constellation Pictor . For the Roman historian, please refer to the Quintus Fabius Pictor article. Infobox Constellation name = Pictor abbreviation = Pic genitive = Pictoris symbology = the Easel RA = 4h 32m 6h 51m dec …   Wikipedia

  • National Australian Convention of Amateur Astronomers — The National Australian Convention of Amateur Astronomers (NACAA) is a biennial national forum for amateur astronomy in Australia. In 1966 two enthusiastic amateur astronomical groups, the James Cook Astronomers Club and the Canberra Astronomical …   Wikipedia

  • Photographic plate — Photographic plates preceded photographic film as a mean of photography. A light sensitive emulsion of silver salts was applied to a glass plate. This form of photographic material largely faded from the consumer market in the early years of the… …   Wikipedia

  • Crux — Southern Cross redirects here. For other uses, see Southern Cross (disambiguation). For other uses, see Crux (disambiguation). Crux Constellation List of stars in Crux Abbreviation C …   Wikipedia

  • List of selected stars for navigation — The selected stars for navigation are often used for sextant observations. Fifty eight selected navigational stars are given a special status in the field of celestial navigation. Of the approximately 6,000 stars visible to the naked eye under… …   Wikipedia

  • Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… …   Wikipedia

  • Alpha Centauri — This article is about α Centauri . For a Centauri , see V761 Centauri. For A Centauri , see A Centauri. For other uses, see Alpha Centauri (disambiguation). Alpha Centauri A[1]/B[2] …   Wikipedia

  • Solstice — For other uses, see Solstice (disambiguation). UTC date and time of solstices and equinoxes[1] year Equinox Mar Solstice June Equinox Sept Solstice Dec day time day time day time day time 2004 20 …   Wikipedia

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