Editing Ephemeris time (section)

==Bibliography==
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*<cite id=refClem1948>[[Gerald Maurice Clemence|G M Clemence]], [http://articles.adsabs.harvard.edu/full/1948AJ.....53..169C "On the System of Astronomical Constants"], ''Astronomical Journal'', vol. 53(6) (1948), issue #1170, pp. 169–179.</cite>
*<cite id=refClem1971>[[Gerald Maurice Clemence|G M Clemence]] (1971), [http://articles.adsabs.harvard.edu/full/1971JHA.....2...73C "The Concept of Ephemeris Time"], ''Journal for the History of Astronomy'', vol. 2 (1971), pp. 73–79.</cite>
*<cite id=refGuin1988>B Guinot and P K Seidelmann (1988), [http://adsabs.harvard.edu/abs/1988A%26A...194..304G "Time scales – Their history, definition and interpretation"], ''Astronomy and Astrophysics'', vol. 194 (nos. 1–2) (April 1988), pp. 304–308.</cite>
*<cite id=refESAA>'ESAA (1992)': P K Seidelmann (ed.), [https://books.google.com/books?id=uJ4JhGJANb4C "Explanatory Supplement to the Astronomical Almanac"], University Science Books, CA, 1992; {{ISBN|0-935702-68-7}}.</cite>
*<cite id=refESAE>'ESAE 1961': "Explanatory Supplement to the Astronomical Ephemeris and the American Ephemeris and Nautical Almanac" ('prepared jointly by the Nautical Almanac Offices of the United Kingdom and the United States of America', HMSO, London, 1961).</cite>
*<cite id=refIAU1976>[[IAU]] resolutions (1976): [http://www.iau.org/static/resolutions/IAU1976_French.pdf Resolutions adopted by the IAU in 1976 at Grenoble].</cite>
*<cite id=refILE>"Improved Lunar Ephemeris", US Government Printing Office, 1954.</cite>
*<cite id=refMark1955>[[William Markowitz|W Markowitz]], R G Hall, S Edelson (1955), [http://articles.adsabs.harvard.edu/full/1955AJ.....60R.171M "Ephemeris time from photographic positions of the moon"], ''Astronomical Journal'', vol. 60 (1955), p. 171.</cite>
*<cite id=refMark1958>[[William Markowitz|W Markowitz]], R G Hall, L Essen, J V L Parry (1958), [http://www.leapsecond.com/history/1958-PhysRev-v1-n3-Markowitz-Hall-Essen-Parry.pdf "Frequency of cesium in terms of ephemeris time"], Physical Review Letters, vol. 1 (1958), 105–107.</cite>
*<cite id=refMark1959>[[William Markowitz|W Markowitz]] (1959), [http://adsabs.harvard.edu/full/1959AJ.....64..106M "Variations in the Rotation of the Earth, Results Obtained with the Dual-Rate Moon Camera and Photographic Zenith Tubes"], ''Astronomical Journal'', vol. 64 (1959), pp. 106–113.</cite>
*<cite id=refMark1988>[[William Markowitz|Wm Markowitz]] (1988), [http://articles.adsabs.harvard.edu/full/1988IAUS..128..413M "Comparisons of ET(Solar), ET(Lunar), UT and TDT"], in A K Babcock & G A Wilkins (eds.), ''The Earth's Rotation and Reference Frames for Geodesy and Geophysics'', IAU Symposia #128 (1988), pp. 413–418.</cite>
*<cite id=McCarthySeidelmann2009>[[Dennis McCarthy (scientist)|Dennis McCarthy]] & P. Kenneth Seidelmann (2009), ''TIME From Earth Rotation to Atomic Physics'', Wiley-VCH, Weinheim, {{ISBN| 978-3-527-40780-4}}.</cite>
*<cite id=tr32-1306>W G Melbourne, J D Mulholland, W L Sjogren, F M Sturms (1968), "[https://ntrs.nasa.gov/search.jsp?R=19690001472 Constants and Related Information for Astrodynamic Calculations]", NASA Technical Report 32-1306, Jet Propulsion Laboratory, July 15, 1968.</cite>
*<cite id=morrste2004>L V Morrison, F R Stephenson (2004), [http://articles.adsabs.harvard.edu/full/2004JHA....35..327M "Historical values of the Earth's clock error &Delta;T and the calculation of eclipses"],  ''Journal for the History of Astronomy'' ({{ISSN|0021-8286}}), vol. 35(3) (2004), #120, pp. 327–336 (with addendum at [http://articles.adsabs.harvard.edu/full/2005JHA....36..339M vol. 36, p. 339]).</cite>
*<cite id=refNewcSun>[[Simon Newcomb]] (1895), ''[[Newcomb's Tables of the Sun|Tables of the Sun]]'' ("Tables of the Motion of the Earth on its Axis and Around the Sun", in "Tables of the Four Inner Planets", vol. 6, part 1, of ''Astronomical Papers prepared for the use of the American Ephemeris and Nautical Almanac'' (1895), at pages 1–169).</cite>
*<cite id=refSitter1927>[[Willem de Sitter|W de Sitter]] (1927), [http://articles.adsabs.harvard.edu/full/1927BAN.....4...21D "On the secular accelerations and the fluctuations of the longitudes of the moon, the sun, Mercury and Venus"], ''Bull. Astron. Inst. Netherlands'', vol. 4 (1927), pages 21–38.</cite>
*<cite id=refHSJ1939>[[Harold Spencer Jones|H Spencer Jones]], [http://adsabs.harvard.edu/abs/1939MNRAS..99..541S "The Rotation of the Earth, and the Secular Accelerations of the Sun, Moon and Planets"], in ''Monthly Notes of the Royal Astronomical Society'', vol. 99 (1939), pp. 541–558.</cite>
*<cite id=refEMS1998>E M Standish, [http://articles.adsabs.harvard.edu/full/1998A%26A...336..381S "Time scales in the JPL and CfA ephemerides"], ''Astronomy & Astrophysics'', vol. 336 (1998), 381–384.</cite>
*<cite id=stemorr84>F R Stephenson, L V Morrison (1984), [http://adsabs.harvard.edu/abs/1984RSPTA.313...47S "Long-term changes in the rotation of the earth – 700 B.C. to A.D. 1980"], (Royal Society, Discussion on Rotation in the Solar System, London, England, Mar. 8, 9, 1984) ''Royal Society (London), Philosophical Transactions, Series A'' ({{ISSN|0080-4614}}), vol. 313 (1984), #1524, pp. 47–70.</cite>
*<cite id=stemorr95>F R Stephenson, L V Morrison (1995), [http://adsabs.harvard.edu/abs/1995RSPTA.351..165S "Long-Term Fluctuations in the Earth's Rotation: 700 BC to AD 1990"], ''Royal Society (London), Philosophical Transactions, Series A'' ({{ISSN|0080-4614}}), vol. 351 (1995), #1695, pp. 165–202.</cite>
*<cite id=refWink1977>G M R Winkler and T C van Flandern (1977), [http://articles.adsabs.harvard.edu/full/1977AJ.....82...84W "Ephemeris Time, relativity, and the problem of uniform time in astronomy"], ''Astronomical Journal'', vol. 82 (Jan. 1977), pp. 84–92.</cite>

{{Time measurement and standards}}

{{DEFAULTSORT:Ephemeris Time}}
[[Category:Time scales]]
[[Category:Time in astronomy]]