Sinónimos & Anagramas | Palabra Inglés EPHEMERIS
EPHEMERIS
Número de letras
9
Es palíndromo
No
Ejemplos de uso de EPHEMERIS en una oración
- The term ephemeris time (often abbreviated ET) can in principle refer to time in association with any ephemeris (itinerary of the trajectory of an astronomical object).
- In this role, TT continues Terrestrial Dynamical Time (TDT or TD), which succeeded ephemeris time (ET).
- January 1 – The first annual volume of The Nautical Almanac and Astronomical Ephemeris, produced by British Astronomer Royal Nevil Maskelyne at the Royal Observatory, Greenwich, gives navigators the means to find longitude at sea, using tables of lunar distance.
- Time standards based on Earth rotation were replaced (or initially supplemented) for astronomical use from 1952 onwards by an ephemeris time standard based on the Earth's orbital period and in practice on the motion of the Moon.
- He created The Nautical Almanac, in full the British Nautical Almanac and Astronomical Ephemeris for the Meridian of the Royal Observatory at Greenwich using Tobias Mayer's corrections for Euler's Lunar Theory tables.
- 13th century AD – the Alfonsine Tables were compiled in Spain to correct anomalies in the Tables of Toledo, remaining the standard European ephemeris until the Prutenic Tables almost 300 years later.
- The applied tools of the disciplines of celestial mechanics or its subfield orbital mechanics (for predicting orbital paths and positions for bodies in motion under the gravitational effects of other bodies) can be used to generate an ephemeris, a table of values giving the positions and velocities of astronomical objects in the sky at a given time or times.
- The rapid publication of the ephemeris (orbit) in the journal Nature within a month of the satellite launch helped to dispel some of the fears created by the Sputnik launch.
- He also wrote a geographical poem, Chorographia; Ephemeris, a hexameter poem on weather-signs after Aratus, from which Virgil has borrowed and (late in life) elegies to Leucadia.
- TDB applies to the Solar-System-barycentric reference frame, and was first defined in 1976 as a successor to the (non-relativistic) former standard of ephemeris time (adopted by the IAU in 1952 and superseded 1976).
- Jérôme Lalande publishes a revised edition of John Flamsteed’s star catalogue in an ephemeris, Éphémérides des mouvemens célestes, numbering the stars consecutively by constellation, the system which becomes known as "Flamsteed designations".
- January 1 – First annual volume of The Nautical Almanac and Astronomical Ephemeris, produced by British Astronomer Royal Nevil Maskelyne at the Royal Observatory, Greenwich, gives navigators the means to find longitude at sea using tables of lunar distance.
- Pharmacopeia titled Squibb's Ephemeris of Materia Medica, after failing to convince the American Medical Association to incorporate higher purity standards.
- He developed the ephemeris time scale, which had been adopted by the IAU in 1952 on a proposal formulated by Clemence in 1948, as an international time standard.
- When Neptune's newly determined mass was used in the Jet Propulsion Laboratory Developmental Ephemeris (JPL DE), the supposed discrepancies in the Uranian orbit, and with them the need for a Planet X, vanished.
- The SCN provides tracking data to help maintain the catalog of space objects and distributes various data such as satellite ephemeris, almanacs, and other information.
- This may be due to imprecision in the ephemeris data used by JPL Horizons; also the JPL Horizons data gives local apparent solar time while the times reported above are probably some form of mean solar time (and therefore some of the discrepancy would be due to the Martian equivalent of the equation of time).
- 1499: An Almanac (Almanach nova plurimis annis venturis inserentia) published in collaboration with the astronomer Jakob Pflaum of Ulm, which was designated as a continuation of the ephemeris of Regiomontanus.
- The Sokkia Corporation's annual "Celestial Observation Handbook and Ephemeris" tabulated daily celestial coordinates (to a tenth of an arcsecond) for the Sun and nine stars; it was last published for 2008.
- Kissoon tells Jaffe of the mystical dream sea Quiddity and the islands within it known as the Ephemeris.
- With the aid of ephemeris predictions from Polydeuces's newly determined orbit, the Cassini Imaging Science Team was able to identify 52 pre-discovery detections of Polydeuces in Cassinis narrow-angle camera images taken between 9 April 2004 and 9 May 2004.
- Users may be up to 200 nautical miles (370 km) from the station, however, and some of the compensated errors vary with space: specifically, satellite ephemeris errors and those introduced by ionospheric and tropospheric distortions.
- The accuracy of the resulting range measurement is essentially a function of the ability of the receiver's electronics to accurately process signals from the satellite, and additional error sources such as non-mitigated ionospheric and tropospheric delays, multipath, satellite clock and ephemeris errors.
- In the late twentieth and early twenty-first centuries, modern developments of lunar theory are being used in the Jet Propulsion Laboratory Development Ephemeris series of models of the Solar System, in conjunction with high-precision observations, to test the exactness of physical relationships associated with the general theory of relativity, including the strong equivalence principle, relativistic gravitation, geodetic precession, and the constancy of the gravitational constant.
- The purpose of this institution was the refreshing trainings the young archaeologists and historians; also in this institution he initiated and led the publication of the yearbooks "Ephemeris Dacoromana" and "Diplomatarium Italicum", as well as the first series of the magazine "Dacia".
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