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astronomic year

См. также в других словарях:

  • Year zero — There is no year zero in the widely used Gregorian calendar, nor in its predecessor, the Julian calendar. Under those systems, the year 1 BC is followed by AD 1. However, there is a year zero in astronomical year numbering (where it coincides… …   Wikipedia

  • CALENDAR REFORM — Attempts at calendar reform have been prompted by two desires: to achieve a closer synchronization of the civil year of 365 days with the astronomic fact that the earth revolves around the sun in nearly 365¼ days, and to make a symmetrical… …   Encyclopedia of Judaism

  • Modern searches for Lorentz violation — Important motivations for modern searches for Lorentz violation are deviations from Lorentz invariance (and thus special relativity) predicted by some variations of quantum gravity, string theory, and some alternatives to general relativity.… …   Wikipedia

  • Rosario, Santa Fe — For other uses, see Rosario (disambiguation). Rosario   City of Rosario   Clockwise from top: the National Flag Memorial s tower and pro …   Wikipedia

  • Huaca de Chena — also known as the Pucará de Chena, allegedly one promaucae fortress , rather an astronomic observatory and sacred Huaca,[1] used by them Incas, located on Cucara Point , small orographical eminence that stands out towards the south of Chena Moun …   Wikipedia

  • Hebrew calendar — The Hebrew calendar (הלוח העברי ha luach ha ivri), or Jewish calendar, is a lunisolar calendar used today predominantly for Jewish religious observances. It determines the dates for Jewish holidays and the appropriate public reading of Torah… …   Wikipedia

  • Sedimentary rock — Middle Triassic marginal marine sequence of siltstones (below) and limestones (above), Virgin Formation, southwestern Utah, USA Sedimentary rock are types of rock that are formed by the deposition of material at the Earth s surface and within… …   Wikipedia

  • University of Chittagong — চট্টগ্রাম বিশ্ববিদ্যালয় Established 1966 Type Public Endowment …   Wikipedia

  • 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

  • Astrology — • The supposed science which determines the influence of the stars, especially of the five older planets, on the fate of man Catholic Encyclopedia. Kevin Knight. 2006. Astrology     Astrology …   Catholic encyclopedia

  • Machu Picchu — Historic Sanctuary of Machu Picchu * UNESCO World Heritage Site The mountain Huayna …   Wikipedia

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