Zobrazeno 1 - 10 of 65 pro vyhledávání: '"Jean-Eudes Arlot"'
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Astrometric Results for Observations of Jupiter's Galilean Satellites During Mutual Occultations and Eclipses in 2009 and 2014-2015
Autor: J. Manek, N. V. Emelyanov, Jean-Eudes Arlot, N. Maigurova, T. Pauwels, X. Zhang, P. Vingerhoets, A. Pomazan, X. L. Han, J. Jindra, P. De Cat, Jonathan Bradshaw, A. Ivantsov
Publikováno v: Solar System Research
Solar System Research, 2020, 53, pp.436-442. ⟨10.1134/S0038094619060017⟩
International audience; Photometric observations of satellites during their mutual occultations and eclipses are a valuable source of astrometric data for studying the motion of natural planetary satellites. Worldwide photometric observation campaign
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5379a809a44168d6970c52b20e35164d
https://hal-insu.archives-ouvertes.fr/insu-03718970
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3
The NAROO digitization center
Autor: C. Le Poncin-Lafitte, J. Aboudarham, C. Neiner, C. Etienne, Paolo Tanga, D. Valls-Gabaud, A. Le Van Suu, M. Y. Khovritchev, Valery Lainey, Dan Pascu, Jean-Eudes Arlot, V. Robert, L. Poirier, A.-C. Perlbarg, S. Ilovaisky, D. Horville, Josselin Desmars, J. Guérard, Jean Schneider
Publikováno v: Astronomy & Astrophysics. 652:A3
The New Astrometric Reduction of Old Observations (NAROO) center can be found at the Paris Observatory in Meudon, and it is dedicated to the measurement of astrophotographic plates and the analysis of old observations. The NAROO digitizer consists of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a224f5e849f9b91c3087e23cba82d2c2
https://doi.org/10.1051/0004-6361/202140472
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4
Natural satellites mutual phenomena observations: achievements and future
Autor: Jean-Eudes Arlot, Nicolai Emelyanov
Publikováno v: Planetary and Space Science
Planetary and Space Science, 2019, 169, pp.70-77. ⟨10.1016/j.pss.2019.02.004⟩
Planetary and Space Science, Elsevier, 2019, 169, pp.70-77. ⟨10.1016/j.pss.2019.02.004⟩
International audience; Astrometry of Solar system objects needs to perform observations regularly since the motions are fast and the dynamical models need sample of data on long intervals of time. The goal of this paper is to show that some phenomen
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::08a9f8d3cffe5dce88c0e7ee256b1eb0
https://hal.sorbonne-universite.fr/hal-02404824
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5
Mutual events between Galilean satellites observed with SARA 0.9 m and 0.6 m telescopes during 2014-2015
Autor: Jean-Eudes Arlot, Xianming L. Han, Xiuhui Zhang
Publikováno v: Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, 2019, 483, pp.4518-4524. ⟨10.1093/mnras/sty3030⟩
Observation of mutual events has been confirmed to be a most effective and accurate ground-based method for obtaining accurate astrometric data by fitting the flux variation of involved satellites during the events, which is very invaluable for impro
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::141ab55978b1da894552f944d6f726a8
https://hal-insu.archives-ouvertes.fr/insu-03718965
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6
New Astronomical Reduction of Old Observations (the NAROO project)
Autor: N. Thouvenin, Vincent Robert, Coralie Neiner, Jean-Eudes Arlot, Valery Lainey
Publikováno v: IAUS
Astrometry and Astrophysics in the Gaia sky
Astrometry and Astrophysics in the Gaia sky, Apr 2017, Nice, France. pp.83-84
The Gaia astrometric reference catalogue will provide star proper motions with an accuracy of one mas one century ago for stars of magnitude 14 or brighter. Our project is to re-reduced the old observations with the new catalogue allowing to have an
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fb9ac4e765ea548f17c582bd7291badc
https://hal.science/hal-02323670
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7
CCD astrometric observations of Amalthea and Thebe in the Gaia era
Autor: V. Robert, Francis Colas, Jean-Eudes Arlot, Eléonore Saquet
Publikováno v: Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, 2017, ⟨10.1093/mnras/stx123⟩
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2017, ⟨10.1093/mnras/stx123⟩
International audience; In the framework of the 2014-2015 campaign of mutual events, we observed Jupiter's inner satellites Amalthea (JV) and Thebe (JXIV). We focused on estimating whether the positioning accuracy determined from direct astrometry co
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e7e913563416c9b16ee00d93eb43cae7
https://hal.sorbonne-universite.fr/hal-01458954
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8
CHAPTER VI: REPORTS on DIVISION, COMMISSION, and WORKING GROUP MEETINGS
Autor: George H. Kaplan, Jean-Eudes Arlot, Catherine Y. Hohenkerk, Jan Vondrak, Sean E. Urban, E. V. Pitjeva, Steven A. Bell, Martin Lara, William M. Folkner, Toshio Fukushima, John A. Bangert
Publikováno v: Proceedings of the International Astronomical Union. 10:77-82
The triennial meeting of Commission 4 was attended by 16 people. All of the presentations from the meeting are provided on the commission website at http://www.iaucom4.org/c4docs.html, so this report provides only summaries.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::772455a99dc7f454d0ebe58f5ba9657f
https://doi.org/10.1017/s1743921315005487
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9
Eclipses of the inner satellites of Jupiter observed in 2015
Autor: B. Christophe, N. V. Emelyanov, E. Saquet, Jean-Eudes Arlot, Vincent Robert, O. Dechambre, François Colas
Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2016, 591, pp.A42. ⟨10.1051/0004-6361/201628246⟩
Astronomy and Astrophysics-A&A, 2016, 591, pp.A42. ⟨10.1051/0004-6361/201628246⟩
During the 2014-2015 campaign of mutual events, we recorded ground-based photometric observations of eclipses of Amalthea (JV) and, for the first time, Thebe (JXIV) by the Galilean moons. We focused on estimating whether the positioning accuracy of t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::04c50f41ab49ac6ef3e8daff2590bb54
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10
New astrometric measurement and reduction of USNO photographic observations of the main Saturnian satellites: 1974−1998
Autor: Valery Lainey, Jean-Eudes Arlot, William Thuillot, Dan Pascu, V. Robert, J. P. de Cuyper, Véronique Dehant
Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2016, 596, pp.A37. ⟨10.1051/0004-6361/201629807⟩
Astronomy and Astrophysics-A&A, 2016, 596, pp.A37. ⟨10.1051/0004-6361/201629807⟩
International audience; Context. Accurate positional measurements of planets and satellites are used to improve our knowledge of their orbits and dynamics, and to infer the accuracy of the planet and satellite ephemerides. Aims. In the framework of t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9fe03d3a3522cf38b3341c28bf0b16b9
https://hal.archives-ouvertes.fr/hal-02945295
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